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KSPCB Clarifies Sanitary Waste Incinerator and CBWTF Categorisation in Kerala

Summary: The Kerala State Pollution Control Board ( KSPCB ) has issued a clarification on how different sanitary waste incinerators and waste-management facilities should be classified. The clarification was issued through Circular No. KSPCB/159/2022-SEE-3 dated 21 August 2026. It covers community-level sanitary waste incinerators, standalone institutional and domestic units, Thumboormuzhi facilities, Material Recovery Facilities (MRFs), Resource Recovery Facilities (RRFs) and Common Bio-Medical Waste Treatment Facilities (CBWTFs). For businesses and facility operators, the most useful part of the circular is the distinction it makes between different types of sanitary waste incinerators. Community-level facilities fall under the Orange Category, while standalone institutional and domestic sanitary waste incinerators do not need separate consent from KSPCB. The circular also confirms that all Common Bio-Medical Waste Treatment Facilities (CBWTFs) are to be treated under the Red Category. Notification at a Glance Particular Details Issuing Authority Kerala State Pollution Control Board Circular Number KSPCB/159/2022-SEE-3 Date 21 August 2026 Nature of Document Circular / Clarification Committee Reference Categorisation Committee meeting held on 1 April 2026 Community-Level Sanitary Waste Incinerators Orange Category Standalone Institutional Incinerators Separate Board consent not required Standalone Domestic Incinerators Separate Board consent not required Thumboormuzhi Orange Category Material Recovery Facility Orange Category Resource Recovery Facility Orange Category RRF Treatment To be treated as MRF under applicable rules CBWTF Red Category Earlier Specified CBWTF Orange Classification Cancelled The clarification follows the recommendations discussed by KSPCB's Categorisation Committee on 1 April 2026. The Board approved those recommendations before issuing the August circular. What Exactly Has KSPCB Clarified? The circular is not a new technical standard for incinerators. It mainly settles questions around pollution category, separate consent and regulatory treatment. KSPCB has clarified that: Community-level sanitary waste incinerators fall under the Orange Category. Such facilities must follow the applicable distance criteria meant for Orange-category activities. Standalone institutional sanitary waste incinerators do not need separate KSPCB consent. Standalone domestic sanitary waste incinerators also do not need separate KSPCB consent. Thumboormuzhi facilities fall under the Orange Category. Material Recovery Facilities (MRFs) fall under the Orange Category. Resource Recovery Facilities (RRFs) fall under the Orange Category. An RRF is to be treated as an MRF under the applicable rules. All CBWTFs are treated under the Red Category. For operators, this means the first compliance question should no longer be, “Is this an incinerator?” The more useful question is, “What kind of facility is this, and how does KSPCB classify it?” What Was the Earlier KSPCB Position? The August 2026 circular refers to an earlier KSPCB Circular No. PCB/T4/115/97 dated 6 February 2023. That earlier circular had placed Thumboormuzhi/Napkin Incinerator/RRF under the Orange Category. The 2026 clarification gives a more specific treatment to the different activities instead of leaving them grouped under one broad description. Questions were later raised about: the category applicable to sanitary waste incinerators, the conditions that should apply to them, and the correct categorisation of CBWTFs. The Categorisation Committee took up these issues during its meeting on 1 April 2026. How Are Sanitary Waste Incinerators Categorised Now? KSPCB has separated sanitary waste incinerators into two broad categories for this clarification: community-level sanitary waste incinerators, and standalone institutional or domestic sanitary waste incinerators. The difference matters because the two are not treated in the same way. Community-Level Sanitary Waste Incinerators A community-level sanitary waste incinerator is placed under the Orange Category. KSPCB also states that the facility must comply with the distance criteria applicable to Orange-category activities. The circular does not state a fixed numerical distance. Operators should therefore check the current applicable KSPCB distance criteria rather than relying on an assumed number. Standalone Institutional Sanitary Waste Incinerators KSPCB has taken a different approach for standalone institutional units. A standalone institutional sanitary waste incinerator does not need separate consent from the Board. The clarification is useful for institutions that may already be carrying out another main activity and using a sanitary waste incinerator on their premises. Standalone Domestic Sanitary Waste Incinerators Standalone domestic sanitary waste incinerators receive the same treatment. Separate consent from KSPCB is not required for the standalone incinerator under this circular. This should not be read as a general exemption from every law or permission that may apply to the premises. Community-Level vs Standalone Sanitary Waste Incinerator: What Changes for KSPCB Compliance? This is probably the most important distinction in the circular. Point Community-Level Incinerator Standalone Institutional/Domestic Incinerator KSPCB Treatment Orange Category Separate consent not required Distance Criteria Applicable Orange-category criteria apply Circular does not specify separate distance criteria Main Compliance Question Category and siting Whether the unit genuinely qualifies as standalone Separate Consent Position Circular does not independently explain the full consent process Separate Board consent not required for the incinerator A facility operator should therefore identify the nature of the unit before deciding how the circular applies. A community-level installation should not be treated like a standalone institutional unit merely because both perform sanitary waste incineration. Do Standalone Institutional and Domestic Sanitary Waste Incinerators Need Separate KSPCB Consent? No. KSPCB states that standalone institutional and domestic sanitary waste incinerators need not obtain separate consent from the Board. However, the word “separate” matters. The circular does not state that: the institution itself is exempt from all KSPCB requirements, an existing environmental approval becomes unnecessary, other waste-management requirements stop applying, or every incinerator installed inside a business automatically qualifies for this treatment. The sensible approach is to first confirm the nature of the facility and then examine the wider consent position of the establishment separately. What Distance Criteria Apply to Community-Level Sanitary Waste Incinerators? KSPCB requires community-level sanitary waste incinerators to comply with the applicable Orange-category distance criteria. The circular itself does not provide a distance in metres or kilometres. For a new facility, operators should therefore check: the current KSPCB Orange-category distance criteria, the proposed project location, nearby sensitive locations, where relevant, the nature of surrounding land use, and any other siting requirement applicable to the activity. These are practical checks, not new numerical conditions created by the August circular. How Are Thumboormuzhi, MRF and RRF Facilities Categorised? The circular also settles the position of three common waste-management facility types. Thumboormuzhi Thumboormuzhi facilities are categorised under the Orange Category. Material Recovery Facility A Material Recovery Facility (MRF) is also placed under the Orange Category. Resource Recovery Facility A Resource Recovery Facility (RRF) falls under the Orange Category as well. KSPCB adds an important clarification: an RRF shall be treated as an MRF under the applicable rules. This helps avoid a situation where an RRF is treated as a completely separate regulatory category even though KSPCB has asked for it to be treated in line with an MRF. MRF vs RRF: How Does KSPCB Treat These Facilities? For the August 2026 clarification, both facilities are under the Orange Category. The practical position is: MRF → Orange Category RRF → Orange Category RRF → treated as MRF under applicable rules For operators, this means the name used internally should not create confusion about the category. If an older application, project report or environmental record treats an RRF differently from an MRF, that record may need review against the latest KSPCB clarification. What Has Changed for Common Bio-Medical Waste Treatment Facilities? The most direct reclassification in the circular concerns Common Bio-Medical Waste Treatment Facilities (CBWTFs). KSPCB records that the Central Pollution Control Board (CPCB) categorised all CBWTFs under the Red Category through directions dated 12 February 2025. KSPCB has followed that position in the present circular. As a result, CBWTF operators should no longer rely on the earlier specified Orange classification referred to in the KSPCB circular. Why Are CBWTFs Now Under the Red Category? The reason stated by KSPCB is regulatory alignment with CPCB. The circular refers to CPCB directions dated 12 February 2025, under which all CBWTFs were categorised under the Red Category. The KSPCB circular does not set out the detailed technical reasoning used by CPCB. It would therefore be inaccurate to add assumptions about pollution load, emission potential or environmental risk unless the CPCB direction itself separately confirms those reasons. What Happened to the Earlier Orange Classification for Certain CBWTFs? KSPCB's Circular No. PCB/T4/115/97 dated 5 October 2017 had earlier placed a particular CBWTF sector under the Orange Category. The sector was described as: Common biomedical treatment facility with complete reuse of effluent and adequate pollution control measures in an incinerator (dry process). The August 2026 circular cancels this specified Orange-category entry. This does not mean that every CBWTF had earlier been Orange. The older Orange classification referred to a specific category of CBWTF described in the 2017 circular. Can Existing CBWTFs Continue Using Their Earlier Pollution Category? No. CBWTF operators should not keep using the old Orange-category classification where that entry has already been cancelled. The August 2026 KSPCB circular makes it clear that all CBWTFs are now treated under the Red Category. However, this does not mean that every existing consent automatically becomes invalid. Businesses should first check their current approval and the conditions mentioned in it. Operators should review: existing pollution-category records, upcoming KSPCB applications, renewal documents, internal environmental records, and older project documents that still mention the Orange Category. Any further action should depend on the existing consent and the KSPCB requirements that apply to that facility. KSPCB Consent Position by Facility Type Facility Category / Treatment Under Circular Separate Consent Position Main Point to Review Community-level sanitary waste incinerator Orange Category Full consent process not separately set out in this circular Orange distance criteria Standalone institutional incinerator No separate category stated Separate consent not required Confirm standalone status Standalone domestic incinerator No separate category stated Separate consent not required Confirm standalone status Thumboormuzhi Orange Category Check applicable KSPCB framework Correct activity classification MRF Orange Category Check applicable KSPCB framework Correct Orange classification RRF Orange Category Check applicable KSPCB framework Treat as MRF CBWTF Red Category Check applicable KSPCB framework Do not rely on cancelled Orange entry This table is useful because the circular does not give one identical consent rule for every facility. Old vs New KSPCB Categorisation Facility / Activity Earlier or Relevant Position Position Under 2026 Circular Practical Meaning Community sanitary waste incinerator Not separately stated in the present circular Orange Category Orange-category distance criteria apply Standalone institutional incinerator Not separately stated Separate consent not required No separate Board consent for the standalone incinerator Standalone domestic incinerator Not separately stated Separate consent not required Same treatment as institutional standalone unit Thumboormuzhi Earlier grouped under Orange Orange Category Orange position continues MRF Not separately described in cited earlier wording Orange Category Category now specifically stated RRF Earlier included under Orange Orange Category To be treated as MRF CBWTF Specified sector previously had Orange classification Red Category Specified earlier Orange entry cancelled Why Correct Pollution Categorisation Matters for KSPCB Compliance A pollution category is not just a label in a compliance file. Using the wrong category may create problems later when a business prepares an application, reviews siting conditions or updates an existing regulatory record. Correct categorisation helps operators answer practical questions such as: Which KSPCB framework should be checked? Do location conditions need to be reviewed? Is a separate consent issue relevant? Is an older classification still being used? Does an upcoming filing need to reflect a changed category? For this reason, businesses looking for KSPCB consent services should normally settle the activity classification before moving to application preparation. Who Is Most Affected by the Clarification? The circular mainly matters to entities directly connected with the facilities named by KSPCB. Community Waste-Management Operators These operators need to focus on: Orange classification, applicable distance criteria, and correct description of the facility in regulatory records. Institutions Using Standalone Incinerators Institutions need to establish whether the unit is actually a standalone institutional sanitary waste incinerator covered by the clarification. Domestic Standalone Units The no-separate-consent position also applies here, but the nature of the unit still needs to match the category described by KSPCB. MRF and RRF Operators The main issue is correct Orange categorisation and the treatment of RRF as MRF. CBWTF Operators These operators should pay close attention to the Red-category position and the cancellation of the earlier specified Orange entry. Local Bodies and Project Developers Those planning community waste-management infrastructure should factor the clarified category into early-stage site and regulatory review. What Should Businesses Check in Existing KSPCB Consent Records? Businesses with older approvals or internal environmental records should not assume that every document already reflects the latest position. A practical record review should look at the following. 1. Facility Description Check how the activity is named. For example: sanitary waste incinerator, community sanitary waste incinerator, institutional incinerator, MRF, RRF, or CBWTF. A vague or outdated activity description can make the category harder to assess. 2. Pollution Category Check whether the current document still refers to: Orange, Red, or an earlier activity grouping. 3. Standalone Status For institutional and domestic sanitary waste incinerators, confirm whether the unit genuinely operates as the standalone facility contemplated by the circular. 4. RRF Treatment Where an RRF is recorded separately from an MRF, check whether the record needs to be reviewed in light of KSPCB's direction that RRF be treated as MRF. 5. CBWTF Classification Older records referring to the specified Orange-category entry should be checked against the current Red-category position. What Are the Risks of Incorrectly Classifying a Sanitary Waste Incinerator? The circular does not prescribe a penalty for incorrect classification, so no fine should be assumed from this document alone. However, a wrong category can still create practical compliance problems. Possible risks include: preparing a filing using the wrong activity description, applying an incorrect pollution category, missing applicable Orange-category distance criteria, using outdated information during renewal or modification, treating a community facility like a standalone unit, incorrectly assuming that separate consent is not required, or carrying an old CBWTF Orange classification into current documentation. These are compliance-control risks rather than statutory penalties stated in the circular. Does the Circular Provide a Transition Period or Compliance Deadline? The circular itself does not expressly provide a separate transition period or compliance deadline. The date 21 August 2026 is the date of the circular. It should not automatically be described as a separate compliance deadline unless another official provision says so. For businesses, the practical focus should be on ensuring that future filings and current regulatory reviews use the clarified position. What This KSPCB Circular Does Not Change It is equally useful to understand what the circular does not provide. The circular does not itself specify: new consent fees, new application forms, a new consent filing process, new incinerator design specifications, numerical distance values, stack-emission limits, inspection frequency, renewal periods, new penalties, or a transition deadline. Those requirements, where relevant, must be checked under the applicable KSPCB or other regulatory framework. This distinction prevents a short categorisation circular from being treated as if it were a complete operating standard. What Should Existing Sanitary Waste Incinerator Operators Review Now? A practical review can begin with six questions. 1. What Type of Facility Is It? Determine whether the unit is: community-level, standalone institutional, or standalone domestic. 2. Which KSPCB Treatment Applies? Check whether: Orange Category applies, or separate consent relief applies. 3. Are Distance Criteria Relevant? For community-level facilities, check the applicable Orange-category distance criteria. 4. Do Existing Records Match the Clarification? Look at: consent records, internal registers, project reports, and compliance files. 5. Is an Upcoming Filing Due? Where a consent, renewal or modification is being prepared, the correct current classification should be used. 6. Is the Facility Difficult to Classify? If the activity does not clearly fit the wording of the circular, avoid making an assumption solely for convenience. What Should CBWTF Operators Review Now? CBWTF operators should give particular attention to older records. A practical review should cover: current pollution-category reference, previous Orange-category references, existing consent documentation, upcoming regulatory filings, renewal-related records, internal EHS registers, and project or technical documents that describe the facility category. The main objective is to ensure that regulatory documentation does not continue to rely on a classification that the 2026 circular has cancelled. Compliance Checklist for Incinerator, MRF, RRF and CBWTF Operators Before the next KSPCB filing or internal compliance review, check the following: Identify the exact facility type. Confirm whether the activity is community-level or standalone. Check the current pollution category. Review applicable distance criteria where Orange classification applies. Confirm whether separate consent is actually required. Review old consent and internal compliance records. Check whether RRF has been treated consistently with MRF. Remove reliance on the cancelled CBWTF Orange-category entry. Review upcoming consent, renewal or modification filings. Seek regulatory clarification where the activity does not clearly fit the categories described. This checklist is a practical internal control tool. It should not be treated as a list of duties expressly created by the circular. How Corpseed Can Help with KSPCB Consent and Environmental Compliance? Before applying for KSPCB consent, a business first needs to understand what category its activity falls under and whether consent is required at all. A wrong category or incomplete understanding at the start can create problems later during filing or renewal. Corpseed can support businesses that need a KSPCB consent consultant in Kerala by checking the activity, consent requirement and existing compliance records before the application is prepared. 1. KSPCB Category and Applicability Check Corpseed can help review: the type of activity being carried out, the kind of facility involved, whether the unit is community-level or standalone, the applicable pollution category, whether KSPCB consent may be required, and the approvals or records already available with the business. This is useful when older documents show a category or activity name that may no longer match the latest KSPCB position. 2. KSPCB Consent to Establish Support If Consent to Establish (CTE) is required, Corpseed can assist with: checking whether CTE applies, preparing the application, reviewing project details, checking environmental documents, supporting the filing process, and helping with additional documents or responses, where required. Businesses looking for a KSPCB Consent to Establish consultant should first confirm the correct activity category before starting the application. 3. KSPCB Consent to Operate Support Where Consent to Operate (CTO) applies, Corpseed can support the business with: review of existing approvals, checking the actual operating activity, preparing application documents, filing support, and assistance with regulatory communication. The requirement for CTO should be checked separately for the activity concerned. The 2026 circular itself does not create a new CTO requirement. 4. Sanitary Waste Incinerator Compliance Review For businesses or institutions using sanitary waste incinerators, Corpseed can help check: whether the incinerator is community-level, whether it is standalone institutional or domestic, whether Orange Category treatment applies, whether applicable distance criteria need to be checked, and whether older records need to be reviewed. This can help businesses avoid treating all sanitary waste incinerators in the same way when KSPCB has clearly given different treatment to different types of units. 5. MRF and RRF Compliance Support Corpseed can also assist operators of Material Recovery Facilities (MRFs) and Resource Recovery Facilities (RRFs) with: category review, activity-description checks, review of existing consent records, filing support where required, and checking whether RRF records are aligned with the MRF treatment mentioned by KSPCB. 6. CBWTF Compliance Review For Common Bio-Medical Waste Treatment Facility (CBWTF) operators, Corpseed can provide support in reviewing: Red Category classification, existing KSPCB consent records, older documents showing Orange Category, upcoming consent applications or renewals, and environmental compliance documents. This can be useful for businesses looking for bio-medical waste compliance services or help with KSPCB-related environmental filings. 7. Environmental Compliance Gap Review Businesses may continue using old records even after a regulatory clarification has changed the position. Corpseed can help identify issues such as: outdated pollution-category references, mismatch between the actual activity and recorded category, missing compliance records, problems that may affect an upcoming filing, and documents that may need to be updated before submission. This forms part of Corpseed's wider environmental compliance services in Kerala. 8. Ongoing Pollution Control Compliance Support Businesses with regular Pollution Control Board requirements may also need support after the first approval or filing. Corpseed can assist with periodic review of: consent status, environmental records, category changes, upcoming filing or renewal requirements, and readiness of compliance documents. The focus is on helping the business follow the correct regulatory route and keep its records in order. Key Takeaways The KSPCB circular dated 21 August 2026 gives a clearer position on how different waste-management facilities are to be treated. The main points are: Community-level sanitary waste incinerators fall under the Orange Category. These units must follow the applicable Orange-category distance criteria. Standalone institutional sanitary waste incinerators do not need separate KSPCB consent. Standalone domestic sanitary waste incinerators also do not need separate KSPCB consent. Thumboormuzhi, MRF and RRF facilities fall under the Orange Category. RRF is to be treated as an MRF under the applicable rules. All CBWTFs fall under the Red Category. The earlier specified Orange-category classification for certain CBWTFs has been cancelled. For businesses, the first step should be to check whether the facility type, pollution category and KSPCB records are correct. If the consent position is still unclear, a KSPCB consent consultant in Kerala can help review the activity and existing documents before a new application, renewal or modification is filed.

Subject

KSPCB Makes RECD Retrofitting Mandatory for DG Sets in Karnataka

Summary: The Karnataka State Pollution Control Board ( KSPCB ) has again put diesel generator emissions under focus. Through its circular dated 19 August 2026, the Board has directed concerned industries, establishments and organisations to comply with the requirements for Retrofit Emission Control Devices (RECDs) and other applicable pollution-control measures for diesel generator sets. This is not a completely new requirement. KSPCB has been issuing orders, notifications, addenda and reminders on DG-set retrofitting since 2021. The latest circular brings those directions back into focus and asks field officers to ensure that the conditions are reflected in Consent for Establishment (CFE) and Consent for Operation (CFO), wherever applicable.  For businesses, the most important point is that the circular uses different capacity references for different situations. It refers to 61 kW to 800 kW, DG sets above 800 kW, DG sets above 125 kVA in the CFE/CFO condition, and a CPCB-certified RECD product range of 19 kW to 800 kW. These figures should not be treated as one common threshold. KSPCB RECD Circular 2026 at a Glance Particular Details Issuing authority Karnataka State Pollution Control Board Document Circular Circular number KSPCB/NCAP/SEO-INFRA/DG-Retrofitting/2025-26/1274 Date 19 August 2026 Main subject Mandatory retrofitting of emission control devices to DG sets Main DG-set range discussed 61 kW to 800 kW Age condition More than five years from date of manufacture, for the relevant provision Useful life 15 years or 50,000 operating hours, whichever is earlier PM capture condition At least 70% under the relevant RECD condition Above 800 kW Suitable Air Pollution Control Device subject to cited emission standard CFE/CFO condition Separate reference to DG sets above 125 kVA Progress review Once in three months Single final deadline Not expressly specified in the circular The circular is therefore better read as an implementation and compliance-monitoring document rather than a one-line rule that applies identically to every diesel generator. What Is the KSPCB RECD Retrofitting Circular 2026? The circular deals with pollution control from existing diesel generator sets operating in Karnataka. A Retrofit Emission Control Device (RECD) is fitted to the exhaust system of an existing diesel generator to reduce particulate emissions. KSPCB's directions require covered businesses to examine whether their existing generators need a certified RECD, a dual-fuel arrangement, a newer compliant genset or another suitable air pollution control device. The correct answer depends on the generator. A 300 kW DG set that has been operating for several years cannot automatically be treated in the same way as a generator above 800 kW. Similarly, the 125 kVA condition appearing in CFE/CFO has to be read in its own context. This is where many businesses can make a mistake: they look only at the words “RECD mandatory” and purchase equipment before checking which clause actually applies to their DG set. Why Has KSPCB Focused on RECD Retrofitting? The circular explains the issue through a wider air-pollution-control background. National Clean Air Programme KSPCB refers to the National Clean Air Programme (NCAP) launched by the Ministry of Environment, Forest and Climate Change in January 2019. The programme was introduced to improve air quality in non-attainment and million-plus cities. Diesel generator emissions form part of the wider concern around particulate pollution, particularly in areas where generators are used regularly. National Green Tribunal Directions The circular also refers to the National Green Tribunal's order dated 6 August 2019 in OA No. 681/2018. The order concerned remedial measures for enforcement of Ambient Air Quality Standards in non-attainment cities, with reference to the Air (Prevention and Control of Pollution) Act, 1981 and Environment (Protection) Act, 1986. Why Existing DG Sets Matter An older DG set may still be mechanically usable, but that does not automatically mean its emission performance meets current pollution-control expectations. KSPCB's approach is therefore not limited to replacing old equipment. The framework also allows certain generators to continue operating with appropriate emission-control measures, subject to the applicable conditions. Regulatory Background of KSPCB DG Set Retrofitting The August 2026 circular did not start this compliance requirement. KSPCB has been working on the issue for several years. Key Regulatory Timeline Date Regulatory Development 17 September 2021 Board Office Order on DG retrofitting 25 May 2023 KSPCB notification 12 June 2024 Addendum to the Board notification 17 March 2025 Further Board Office circular 20 November 2025 Board Office memo 26 November 2025 CPCB revised list of certified RECD manufacturers/products 12 January 2026 Reminder Memo-1 12 January 2026 Reminder Memo-2 23 April 2026 Letter to industries 18 August 2026 Reminder Memo-3 19 August 2026 Current KSPCB circular This sequence tells businesses something important: the August 2026 circular is primarily pushing implementation of requirements that had already been communicated through earlier Board documents.  Who Is Covered by the KSPCB RECD Requirements? The KSPCB framework referred to in the circular covers a broad group of establishments using applicable diesel generator sets. These include: Industries  Commercial establishments  Projects  Buildings  Utilities  Airports  Railway stations  Other premises operating covered DG sets  The present circular is addressed to all concerned industries, establishments and organisations. That does not mean that every DG set installed in Karnataka automatically needs the same retrofit. Before deciding on compliance, a business should check: DG Set Capacity: The actual rating of the generator matters. The circular uses both kW and kVA, and the two should not be casually interchanged. Manufacturing Date: The main 61 kW to 800 kW retrofit provision refers to in-use generators that are more than five years old. Operating Hours: The useful-life condition also refers to total operating hours. Existing Consent Conditions: Some establishments may already have a specific RECD requirement written into their CFE or CFO. Existing Emission Standard: The emission category of the genset can affect which compliance route is suitable. Which DG Sets Require RECD Retrofitting in Karnataka? The main provision discussed in the circular applies to in-use DG sets from 61 kW to 800 kW, subject to the conditions stated by KSPCB. For this category, the circular refers to generators: Older than five years from the date of manufacture,  Still within their stated useful life, and  Falling within the applicable technical conditions.  KSPCB defines the useful life of a generator as 15 years from the date of manufacture or 50,000 operating hours, whichever comes first. So, businesses need to consider both the age of the generator and its operating hours. A generator may be less than 15 years old but still cross the 50,000-hour limit due to heavy use. On the other hand, a lightly used generator may reach the 15-year limit before reaching 50,000 operating hours. DG Set Capacity-Wise Compliance Requirements The capacity of the DG set changes how the circular should be read. DG Set Category KSPCB Position What Businesses Should Check 61 kW to 800 kW Certified RECD for applicable older in-use DG sets Age, useful life, certification and consent conditions Less than 800 kW Dual-fuel option also referred to Technical suitability and applicable conditions Applicable newer gensets Shift to generators meeting GSR 804(E) dated 03.11.2022 is mentioned Applicable emission standard Above 800 kW Suitable APCD Emission standard referred to by KSPCB Above 125 kVA Separate RECD condition in CFE/CFO Actual consent wording The distinction matters because an establishment operating a DG set above 800 kW should not simply apply the 61-800 kW RECD provision to itself. What Does the 70% PM Capture Requirement Mean? KSPCB requires the RECD to have a minimum particulate matter (PM) capture efficiency of 70% under the applicable conditions. Particulate matter, or PM, refers to the fine particles released through generator exhaust. Before installing the RECD, check that it meets the 70% PM capture requirement. Also check the certification and test report instead of relying only on the vendor's claim. Three things need attention before procurement: Is the device covered by the relevant certification?  Is it suitable for the capacity of the DG set?  Does its certified PM capture performance meet the applicable condition?  This is why RECD selection is a compliance decision, not merely a purchase decision. Age and Useful-Life Conditions for Existing DG Sets The circular gives specific importance to age and operating life. DG Sets Older Than Five Years The main retrofit clause for the 61-800 kW range refers to generators that are more than five years old from their date of manufacture. The manufacturing date should therefore be verified from the DG-set nameplate, OEM documents or other reliable equipment records. Maximum Useful Life For the relevant provision, useful life is stated as: 15 years from the manufacturing date, or  50,000 operating hours  Whichever comes earlier. What Does “Whichever Is Earlier” Mean? It means the first limit reached becomes relevant. If a generator completes 50,000 operating hours in 11 years, the operating-hours condition is reached first. If another generator remains lightly used but completes 15 years, the age-based useful-life condition is reached first. The circular does not create a separate certificate called an “expiry certificate” for this calculation. What Alternatives to RECD Are Mentioned? RECD installation is not the only compliance route referred to in the circular. 1. Certified RECD:   The main route for the relevant category is installation of a certified RECD from an approved manufacturer.  For businesses, the key check should be certification and technical compatibility. 2. Dual-Fuel System: KSPCB also refers to use of a dual-fuel system for in-use DG sets of less than 800 kW, up to the useful life mentioned in the circular. Businesses considering this route should first confirm whether it is technically and regulatory suitable for the specific generator. 3. Shift to a Newer Emission-Norm Genset: The circular also refers to shifting to gensets meeting emission norms under GSR 804(E) dated 3 November 2022. For an older generator nearing the end of its useful life, replacing the equipment may therefore need to be considered alongside retrofitting. What Is Required for DG Sets Above 800 kW? DG sets above 800 kW are dealt with separately under the KSPCB requirements. For this category, KSPCB refers to the adoption of a suitable Air Pollution Control Device (APCD), subject to compliance with the applicable emission standard referred to in GSR 489(E), dated 09.02.2002, as stated in the circular. The requirement for these high-capacity DG sets is different from the RECD requirement applicable to DG sets in the 61–800 kW range. Businesses should not assume that the same RECD requirement applies to both categories. For establishments operating DG sets above 800 kW, the pollution-control system should be assessed based on the applicable capacity and emission requirements before installation. The first question should therefore be: What pollution-control system applies to this capacity? Not: Which RECD should we buy? How Does RECD Compliance Connect with KSPCB CFE and CFO? This is one of the most commercially relevant parts of the circular. 1. Consent for Establishment (CFE) generally deals with environmental permission at the establishment or expansion stage. 2. Consent for Operation (CFO) relates to operating the facility subject to Pollution Control Board conditions. KSPCB states that while issuing CFE or CFO, whether fresh or renewed, the Board is stipulating a condition concerning diesel generator sets above 125 kVA. The condition refers to fitting such DG sets with a retrofitting emission control device having a minimum specified PM capture efficiency of at least 70%, with reference to the Board's Addendum Notification No. 1073 dated 12 June 2024. For an existing industry, this means the circular should not be read separately from its consent order. A practical review should cover: Current CFE/CFO  DG-set capacity mentioned in the consent  Conditions attached to DG operation  Whether an RECD condition has already been imposed  Whether an additional pollution source requires prior Board permission  Businesses unsure about these conditions may need support from a KSPCB CFE CFO Consultant or an experienced environmental compliance team. Why the 125 kVA Condition Should Not Be Confused with 61-800 kW The circular contains several numbers, but they do different jobs. Number/Range Context 61 kW to 800 kW Main age/useful-life based RECD provision Less than 800 kW Dual-fuel option referred to Above 800 kW Separate APCD requirement Above 125 kVA CFE/CFO consent condition 19 kW to 800 kW CPCB-certified RECD product range referred to by KSPCB This is one of the areas where a blanket interpretation can go wrong. The 125 kVA reference appears in the consent-condition context, while the 61–800 kW range appears in the technical retrofitting provision. KSPCB's circular reproduces both requirements, but it does not expressly merge them into a single threshold test. For this reason, businesses should not rely on either threshold in isolation. They should review the circular along with the conditions specified in their actual consent before deciding which requirement applies to their DG set. CPCB-Certified RECD Manufacturers: What Should Be Checked? KSPCB refers to the revised CPCB list of manufacturers certified for Retrofit Emission Control Devices applicable to diesel genset engines. This makes certification verification an important procurement step. Before finalising a vendor, businesses should check: Manufacturer Status: Confirm that the manufacturer appears within the relevant CPCB certification framework. Product Capacity: A certified product may be approved only for particular DG-set capacities or engine categories. Technical Compatibility: The device must suit the generator on which it will actually be installed. Certification Documents: Businesses should retain the relevant certification and product details instead of depending only on a commercial quotation. A DG Set Emission Compliance Consultant can be useful where procurement, engineering and Pollution Control Board conditions need to be reviewed together. CPCB-Certified RECD Range of 19 kW to 800 kW The circular states that the revised CPCB-certified product range extends from 19 kW to 800 kW for CPCB Stage 1 and Stage 2 engines.  This should be read carefully. The 19 kW figure relates to the certified-product range referred to by KSPCB. It does not automatically mean that every DG set from 19 kW onward falls under the same mandatory retrofit clause. That distinction should be made clear in internal compliance notes as well as vendor discussions. What Records Should Businesses Keep? The circular discusses compliance reporting but does not set out a detailed statutory document checklist. Still, a business dealing with RECD compliance should maintain enough evidence to show what equipment it has, what rule it assessed and what action it took. Basic DG Set Records Maintain: DG-set make and model  Rated capacity  kW/kVA details  Serial number  Manufacturing date  Engine category  Operating-hour reading  RECD Records Where an RECD is installed, retain: Purchase invoice  Product specifications  Manufacturer details  Applicable certification documents  Installation report  Installation photographs  Maintenance records  Environmental Compliance Records Keep together: CFE  CFO  Renewal orders  KSPCB letters or notices  Compliance submissions  Acknowledgements  Relevant technical correspondence  These records are sensible internal compliance controls. They should not be presented as a separate statutory list unless KSPCB specifically requires them in a particular case. How Will KSPCB Track Compliance? The circular does more than tell industries what to do. It also gives instructions to KSPCB's own officers. The Board has directed its CEOs, SEOs, ZSEOs and ROs to impose the relevant condition in CFE/CFO and ensure compliance. The circular further says that ZSEOs should compile statistics and submit monthly reports to the Infrastructure & Lake Development Cell.  For businesses, the practical meaning is that RECD compliance is being brought into routine regulatory monitoring. This does not mean that every DG-set operator will automatically face a physical inspection every month. The circular does not say that. KSPCB Will Review RECD Progress Every Three Months KSPCB has decided that progress on the matter will be reviewed once in three months. The circular also connects this review with the Hon'ble Chief Minister's 100 Days Mission programme.  This makes the compliance issue more immediate for businesses that: Already received a notice,  Have an RECD condition in CFE/CFO,  Operate older covered DG sets, or  Have not yet checked whether their equipment falls within the requirement.  Waiting for another individual reminder may therefore not be a sensible compliance strategy. How Will the Circular Affect Industries in Karnataka? The impact will differ by business type. 1. Manufacturing Units: Manufacturing plants may operate several generators of different capacities and ages. A single factory can therefore have: One DG set requiring an RECD assessment,  Another nearing the end of its useful life, and  A larger generator requiring a different APCD approach.  Each generator should be reviewed separately. 2. MSMEs: For MSMEs, the main concern is likely to be cost versus remaining equipment life. Retrofitting an older DG set may involve: Device cost  Installation expense  Exhaust modification  Maintenance  Downtime The circular does not prescribe a standard RECD price. For this reason, applicability should be confirmed before expenditure is committed. 3. Commercial Buildings and Institutions: Commercial buildings, utilities and other establishments covered under the KSPCB framework should check whether standby generators are included in existing environmental consent conditions. 4. Infrastructure Projects: Projects, airports and railway stations are among the categories referred to in the earlier KSPCB directions. Organisations with multiple locations may need a site-wise DG-set register to avoid treating all generators as one compliance case. What Does RECD Retrofitting Cost? There is no standard RECD installation price prescribed in the KSPCB circular. The actual expenditure can depend on: DG-set capacity  Engine make and configuration  Certified RECD model  Existing exhaust arrangement  Site layout  Installation complexity  Fabrication work  Maintenance requirement  Remaining DG-set life  Operating pattern  For an older generator, businesses may also need to compare the cost of retrofitting with the cost and practical value of moving to a newer compliant genset. That decision should be technical as well as commercial. Common Compliance Risks Businesses Should Avoid A few mistakes can make an otherwise straightforward compliance exercise more difficult. Confusing kW with kVA: The circular uses both units. Do not convert or equate them casually. Buying before Checking Applicability: An RECD purchase should follow a regulatory and technical check, not come before it. Ignoring DG-Set Age: The five-year condition is relevant to the main 61-800 kW provision. Ignoring Operating Hours: A generator may reach the useful-life limit through operating hours before it reaches 15 years. Treating 19 kW as a Universal Mandatory Threshold: The 19 kW number appears in relation to CPCB-certified product coverage. Applying the RECD Rule to DG Sets above 800 kW Without Review: The circular contains a separate APCD provision for this category. Ignoring Existing Consent Conditions: The above-125-kVA requirement may already appear in CFE/CFO. Relying Only on Vendor Claims: A quotation stating “CPCB approved” should not replace verification of the actual certification. Poor Record Keeping: If compliance is reviewed later, a business should be able to show what equipment was installed and why. Is Mandatory RECD Retrofitting a Right Decision or an Additional Burden? There are valid arguments on both sides. Issue Business/Environmental Benefit Possible Burden Particulate pollution Helps reduce emissions from older gensets Equipment cost Existing DG sets May allow continued use within applicable conditions Retrofit compatibility CPCB certification Creates better control over approved equipment Restricts vendor choice CFE/CFO linkage Brings DG emissions into regular consent compliance Restricts vendor choice MSMEs Can avoid immediate replacement in suitable cases Upfront expense may be difficult Monitoring Encourages actual implementation More compliance follow-up Air quality Supports pollution-control objectives Maintenance remains necessary From a pollution-control point of view, asking older DG sets to control particulate emissions has a clear purpose. For industry, however, the burden depends on how old the generator is, how much longer it can remain in use and what retrofit solution is technically suitable. The better approach is therefore not to argue that every retrofit is either “good” or “bad”. The practical question is whether the correct requirement has been applied to the correct generator. What Should DG Set Operators in Karnataka Do Now? Businesses can start with a simple internal review. Step 1: Prepare a DG Set Inventory: For every generator, record: Location  Capacity  kW/kVA rating  Make and model  Manufacturing date  Engine stage  Operating hours  Existing pollution-control equipment  Step 2: Identify the Applicable Capacity Provision: Check whether the DG set falls under: 61-800 kW,  Above 800 kW,  The above-125-kVA consent condition, or  Another applicable category.  Step 3: Read the CFE/CFO:  Do not rely only on the general circular. Check the actual consent issued to the unit. Step 4: Verify the RECD before Procurement: Review: CPCB certification  Manufacturer status  Product capacity  Engine compatibility  PM capture requirement  Step 5: Examine the Available Compliance Route: Depending on the generator, this may involve: Certified RECD  Dual-fuel arrangement  Newer compliant genset  Suitable APCD  Step 6: Complete the Applicable Work: Where a requirement applies, complete the technical action and keep supporting records. Step 7: Check Reporting Obligations: Review any KSPCB notice, letter or consent condition for compliance-submission requirements. DG Set RECD Compliance Checklist Use the following checklist to review the key DG-set details and documents before confirming RECD compliance: Check What Should Be Reviewed DG-set capacity Exact rating from equipment Unit Whether stated in kW or kVA Manufacturing date Whether relevant age condition is met Operating hours Position against useful-life reference Engine stage Applicable technical category Existing CFE/CFO DG-set and RECD conditions RECD applicability Whether retrofit provision applies CPCB certification Manufacturer/product certification PM capture efficiency Applicable 70% requirement Alternative route Dual fuel/newer genset/APCD Installation record Evidence of completed work Reporting Whether KSPCB submission is due This checklist is meant for internal review. It is not an official KSPCB form. How Corpseed Can Help with KSPCB RECD and DG Set Compliance The difficult part of RECD compliance is usually not finding an equipment supplier. It is deciding which requirement applies and whether the proposed solution matches both the DG set and the Pollution Control Board condition. As a KSPCB Compliance Consultant in Karnataka, Corpseed can support industries and establishments at the compliance-assessment and documentation stage. 1. DG Set and RECD Applicability Assessment: Corpseed can review: DG-set capacity  Manufacturing year  Operating hours  Current emission-control arrangement  Applicable KSPCB threshold  Relevant CFE/CFO condition  This helps businesses establish whether an RECD requirement, APCD requirement or another route needs to be examined. 2. KSPCB Regulatory Compliance Review: Corpseed can assist in reading the current circular together with relevant earlier KSPCB directions and the conditions applicable to the unit. This is useful where multiple circulars or consent conditions refer to the same DG set. 3. CFE and CFO Compliance Support: As part of KSPCB CFE CFO Consultant services, Corpseed can assist businesses with: Review of existing CFE/CFO conditions  DG-set-related consent requirements  Pollution-control conditions  Renewal-related compliance documentation  Regulatory submissions, where applicable  4. RECD Certification Review: Corpseed can support businesses in checking whether the proposed RECD and manufacturer align with the relevant official CPCB certification information. The review can cover: Manufacturer status Product range Capacity compatibility Certification records Technical documents 5. DG Set Emission Compliance Assessment: Through DG Set Emission Compliance Consultant support, the business can examine the generator as a complete compliance case rather than looking only at the RECD. That includes capacity, age, engine standard, operating life and consent conditions. 6. Environmental Compliance Gap Assessment: A gap review can identify issues such as: Missing DG-set details Unclear capacity classification Missing certification records Unreviewed consent conditions Incomplete installation evidence Pending regulatory correspondence 7. Pollution Control Board Consent Assistance: Corpseed's Environmental Compliance Services in Karnataka can also support businesses dealing with wider Pollution Control Board requirements linked to their industrial operations. This may include CFE, CFO and related environmental consent work where applicable. 8. Ongoing Compliance Support: Businesses with several plants, projects or DG sets may need continuing assistance with: Regulatory tracking  Consent-condition review  Documentation  Compliance-record readiness  Environmental regulatory support  Businesses should first check what the KSPCB circular requires for their DG set before choosing an emission-control device. Corpseed can help with this assessment, along with CFE/CFO and other environmental compliance requirements. Key Takeaways KSPCB's 19 August 2026 circular puts renewed attention on compliance with DG-set emission-control requirements in Karnataka. The main points businesses should keep in mind are: The main retrofit provision discusses in-use DG sets from 61 kW to 800 kW.  The relevant age condition refers to generators older than five years.  Useful life is stated as 15 years or 50,000 operating hours, whichever is earlier.  The relevant RECD condition refers to at least 70% particulate-matter capture efficiency.  DG sets above 800 kW are dealt with separately through an APCD requirement.  KSPCB's CFE/CFO condition separately refers to DG sets above 125 kVA.  The CPCB-certified product range referred to in the circular runs from 19 kW to 800 kW for the stated Stage 1 and Stage 2 categories.  KSPCB plans to review implementation progress once every three months.  Businesses should check the generator, the consent and the certification before purchasing an RECD.

Department: KSPCBAuthority: Karnataka State Pollution Control Board (KSPCB)

🏷️08-09-2026

Subject

KSPCB Industry Categorisation List 2026: Key Changes, Business Impact and Compliance Actions

Summary: The Kerala State Pollution Control Board (KSPCB) has published its Revised Categorisation List as of 03.08.2026. The KSPCB industry categorisation list 2026 places 739 industrial, service, infrastructure and environmental-service activities across five categories: Red, Orange, Green, Blue and White. The most visible entries dated 3 August 2026 concern hotels, restaurants, standalone banquet or marriage halls, waste-battery collection centres and non-leather footwear manufacturing. The category is not a label to select by business name alone. Room count, seating capacity, event area, fuel, boiler and genset type, wastewater generation, treatment method, production capacity and specific operations can move similar businesses into different categories. A hotel using cleaner or gaseous fuel may be placed below an otherwise comparable hotel, but only where the exact description and listed conditions are satisfied. This update explains what the source expressly records, what the wider CPCB framework says, and which practical checks businesses should complete. The source does not state a separate effective date, transition period, compliance deadline, fee, or penalty. Those details must not be inferred from the words 'as on 03.08.2026'. KSPCB Revised Category List for Consent Renewal at a Glance Particular Verified Detail Issuing/publishing authority Kerala State Pollution Control Board (KSPCB), as identified by the official hosting page and circular references Document type Consolidated revised categorisation list; not presented as a Gazette notification, signed order or amendment text Exact title Revised lists of Red, Orange, Green and White Category industries and non-industrial operations; separate Blue Category list for essential environmental services Reference numbers Primarily KSPCB/258/2025-SEE-1, with KSPCB/159/2022-SEE-3, PCB/T4/115/97 and other historical circular references Document date Primarily KSPCB/258/2025-SEE-1, with KSPCB/159/2022-SEE-3, PCB/T4/115/97 and other historical circular references Issue/publication date Not expressly specified Effective date Not expressly specified Transition period/deadline Not expressly specified Governing framework Not stated at document level. KSPCB's official consent pages connect CTE/CTO administration to the Water Act, 1974 and Air Act, 1981; CPCB's 2025 methodology provides the national classification framework. Coverage 145 Red, 205 Orange, 206 Green, 12 Blue and 171 White entries - 739 listed activities in total Main affected stakeholders Existing and proposed units, hotels, restaurants, banquet halls, waste-battery collection centres, manufacturers, project developers, consultants and KSPCB consent teams Core development A consolidated Kerala list current to 3 August 2026, with new or revised dated entries and detailed process, capacity and pollution-control qualifiers Fees/penalties A consolidated Kerala list current to 3 August 2026, with new or revised dated entries and detailed process, capacity and pollution-control qualifiers The Regulatory Framework If a business is setting up or running an activity in Kerala that falls under pollution-control rules, KSPCB consent may be required. CTE is taken before the project starts, while CTO is required before operations begin, depending on whether the Water Act, Air Act or both apply. The approval process also covers other environmental permissions related to water, air and waste. The classification of industries was updated nationally by CPCB in 2025. The Pollution Index (PI) is worked out using water, air and industrial waste parameters. Industries with a score of 80 or more are Red, those between 55 and below 80 are Orange, 25 to below 55 are Green, and anything below 25 is White. Blue is separate from these bands, and covers essential environmental services dealing with domestic, or household pollution. CPCB explains that classification can guide consent management, inspection frequency, siting, pollution control planning and progressive environmental management. It also recognises that cleaner technologies, cleaner fuel, operating scale and segregated processes may justify different sub-categories. This is why the same broad activity can appear more than once in the Kerala list. Legal distinction: The category gives a business an idea of which compliance route may apply, but it is not the whole approval process. Depending on the activity, the business may still need consent conditions, waste authorisations, environmental clearance, local permissions or compliance with siting rules. Any later directions issued by CPCB or KSPCB may also need to be followed. How to Read the Five KSPCB Categories Category Kerala Entries CPCB Reference How to Read It Red 145 PI 80 or more under the CPCB framework Highest pollution potential; the Kerala list includes major chemical, metallurgical, waste-processing, infrastructure and high-threshold service activities. Orange 205 PI 55 to below 80 Moderate-to-high potential; many activities appear here where capacity, wastewater, fuel or process increases pollution load. Green 206 PI 25 to below 55 Lower pollution potential, often linked to cleaner fuel, smaller scale, dry processing or reduced wastewater generation. Blue 12 Separate essential environmental services category Kerala lists MSW facilities, waste-to-energy, biomining, C&D waste processing, sewage treatment and specified CBG activities. White 171 PI below 25 Activities with very low pollution potential, but only within the stated process, capacity, fuel, wastewater and equipment limits. Scope and Applicability The revised list covers factories, services, healthcare, hospitality, infrastructure and waste management activities in Kerala. It can apply to new units as well as existing businesses making changes to capacity, equipment, fuel or processes. A category should not be picked just because a keyword matches. Businesses need to check the full activity description and remarks, along with factors such as scale, fuel, wastewater, and waste generation. The following factors repeatedly control category selection: Scale: room count, seating capacity, event area, production capacity, power load, wastewater volume and number of beds. Process: dry processing, wet processing, washing, dyeing, surface treatment, spray painting, pickling, moulding, extraction, heat treatment and chemical reaction. Fuel and utilities: coal or liquid fuel, cleaner or gaseous fuel, electricity, boiler type, genset capacity and whether utilities are supplied by another industry. Wastewater and waste: whether wastewater is generated or discharged, whether a municipal sewer connected to a terminal STP is available, and whether hazardous or regulated waste is handled. Pollution controls: standalone sewage treatment, oil and grease traps, compliant gensets, adequate control measures and adherence to CPCB guidelines. The list does not create a blanket exemption for an entire trade. For instance, a dry assembling activity can appear in White, while related wet processing, surface treatment or emission-generating work appears in a higher category. What the 3 August 2026 Revision Records The list covers industries, services, healthcare, hospitality, infrastructure, and waste management activities in Kerala. It applies to both new, and existing units making operational changes. The category depends on the actual activity, not just a matching keyword. Check the activity description and remarks before deciding. Activity Group Category Coverage What the List Records Hotels, motels and resorts Red, Orange, Green and White Room-count bands and cleaner/gaseous-fuel variants; conditions cover gensets, boilers, grease traps and wastewater management. Restaurants, dhabas and eateries Orange, Green and White Category determined by seating capacity: above 200, 101-200, and up to 100 seats. Standalone banquet/marriage halls Orange, Green and White Category determined by congregation area: above 2,500 sqm, above 1,000 to 2,500 sqm, and up to 1,000 sqm. Waste-battery collection centres Green Must follow CPCB guidelines for collection, handling, storage and transportation of waste batteries, as amended from time to time. Non-leather footwear manufacturing White Limited to dry process and no boiler. Existing White-list entries White Rows 1-84 and row 86 also show 03-Aug-26 alongside earlier dates. The consolidated data does not identify the exact amendment to each row. Detailed Sector Entries Dated 3 August 2026 The following sectors have specific classifications in the revised list and are worth checking closely before deciding which category applies. Hotels, Motels and Resorts For hotels, motels and resorts, the category depends on the number of rooms and the type of kitchen fuel used. So, the room count alone does not decide the category. Hotel Profile Category Express Qualification/Condition Above 300 rooms Red No cleaner-fuel qualifier stated in this Red entry. Above 300 rooms using cleaner/gaseous kitchen fuel Orange CPCB IV+ or 100% gas genset; electric or gas boiler; oil and grease trap; standalone STP. 101-300 rooms Orange No separate conditions printed against this row. 21-100 rooms Orange No cleaner-fuel qualifier stated in this Orange entry. 21-100 rooms using cleaner/gaseous kitchen fuel Green Compliant/gas genset; electric/gas boiler; grease trap. More than 50 rooms require standalone STP; 21-50 rooms follow CPHEEO wastewater methods. Up to 20 rooms Green No separate conditions printed against this row. Up to 20 rooms using cleaner/gaseous kitchen fuel White The row states the cleaner/gaseous-fuel condition; no separate remark is printed against row 170. A hotel should therefore document the actual kitchen fuel, boiler arrangement, genset specifications, room count and wastewater route. Merely planning to use a cleaner fuel is not the same as satisfying every condition attached to the lower category. Restaurants, Dhabas and Eateries Seating Capacity Category Source Position More than 200 seats Orange Listed at Orange serial number 160. 101 to 200 seats Green Listed at Green serial number 136. Up to 100 seats White Listed at White serial number 169; the remarks placement across pages is ambiguous and requires careful confirmation. The remarks for the White-category restaurant mention a few conditions, including compliant gensets, an oil and grease trap at the kitchen outlet, and proper wastewater management as per the CPHEEO Manual. Since the remarks continue from the banquet-hall entry on the previous page, it is not fully clear which conditions apply to each category. Businesses should get written confirmation from KSPCB before relying on the White classification. Standalone Banquet and Marriage Halls Congregation Area Category Express Qualification/Condition More than 2,500 sqm Orange Area means the space earmarked for congregation of guests, as shown in the building plan, fire NOC, local-authority permission or venue layout. More than 1,000 sqm and up to 2,500 sqm Green Oil and grease trap at the kitchen outlet. Up to 1,000 sqm White Conditions begin in the remarks column and continue across the page break; exact allocation should be confirmed with KSPCB. The floor area should be checked from the official building or venue records rather than estimated from marketing material. The same method should be followed for the lower categories as well. If the area is unclear, it is better to check with KSPCB. Waste-Battery Collection Centres and Non-Leather Footwear Waste-battery collection centres: Green Category, with a requirement to follow CPCB guidelines for collection, handling, storage and transportation of waste batteries, as amended from time to time. The row does not state that Green classification replaces any separate obligation under applicable battery-waste rules. Non-leather footwear manufacturing: White Category only where the operation is dry and does not use a boiler. A unit carrying out wet processing, moulding, coating, heating or another unlisted process should not assume that this row applies. Conditions That Can Change a Unit's Category Decision Factor Why It Matters Evidence to Review Cleaner/gaseous fuel Can move certain hotel profiles to a lower category when every linked condition is met. Fuel invoices/specification, kitchen equipment and boiler details Genset standard Higher-capacity or non-compliant gensets can alter pollution potential. CPCB also states that a White or Green sector with a higher-category genset may be treated in the higher category. Nameplate capacity, fuel type, emission standard and maintenance records Wastewater generation Several White entries state or imply movement to Green when wastewater is generated; many other categories use KLD/MLD thresholds. Water balance, discharge route, STP/sewer records and sampling plan Production capacity Limits such as tonnes per day, metric tonnes per month or kilograms per day are part of the category description. Installed capacity, consented capacity and actual production data Dry versus wet process A dry, assembling-only or physical-mixing activity may be White while wet processing or chemical treatment is higher. Process flow diagram, machinery list, raw materials and cleaning method Surface treatment/painting Pickling, electroplating, heat treatment, spray painting and similar operations frequently move fabrication activities upward. Operation-wise layout and outsourced-process contracts Important Source Ambiguities and Drafting Issues The revised list is useful for checking the current classifications, but a few points need to be read carefully: No separate commencement clause: The list is marked “as on 03.08.2026”, but does not mention a separate effective date, transition period or deadline. No redline: the document does not identify whether an entry is new, substituted, clarified or simply carried forward. Earlier and latest versions must be compared before describing a change as a reclassification. Overlapping hospitality entries: Similar room-count bands appear in different categories. Cleaner fuel, and attached conditions appear to explain some differences, but not every row is fully qualified. Page-break ambiguity: the White-category banquet-hall conditions begin on page 37 and continue on page 38 beside the restaurant and hotel rows. The formatting does not clearly allocate every condition. Typographical defects: examples include split words and duplicated wording in remarks. These should not be silently converted into new legal duties. White-category dated rows: many White entries carry 03-Aug-26 alongside earlier dates, but the list does not explain the nature of the 2026 action for each row. Impact on Businesses The revised list may change how a business applies for consent and what pollution-control measures or documents it needs. What actually changes will depend on the activity, its existing consent and the KSPCB requirements that apply to it. Stakeholder Immediate Impact Likely Operational/Cost Effect Priority Concern Hotels and resorts Re-map category by room count, kitchen fuel and controls. Possible changes to STP, genset, boiler and grease-trap planning. Do not rely on room count alone. Restaurants and eateries Confirm the licensed seating capacity band. Wastewater and kitchen controls may require review. Clarify the White-entry remarks. Banquet/marriage halls Measure congregation area from official plans or permissions. Grease trap, genset and wastewater arrangements may affect readiness. Resolve page-break ambiguity in writing. Waste-battery collection centres Map the activity to Green and the CPCB guideline condition. Storage, handling and transport controls may need a gap assessment. Category does not replace separate waste duties. Manufacturers/assemblers Check every process qualifier and capacity threshold. A new boiler, wet step, surface treatment or wastewater stream can raise the category. Maintain an accurate process inventory. MSMEs and startups Select the category before committing to site and machinery. Early design decisions can prevent rework in applications and pollution controls. Use the exact row, not a broad trade name. The operational and cost effects above are reasonable business implications, not confirmed financial consequences stated by KSPCB. The source provides no fee table or cost estimate. What Businesses Should Do Next Businesses should treat category mapping as a controlled compliance exercise. The steps below help connect the source list with a clear and defensible decision without assuming requirements that are not actually stated. Priority Action Responsible Team Relevant Timing Expected Outcome Immediate Prepare a complete activity profile: products/services, capacity, room/seat/area thresholds, process steps, fuel, boilers, gensets, water balance, wastewater and waste streams. Operzations, engineering and EHS Before category selection Accurate factual baseline Immediate Match the profile to the exact KSPCB category row, serial number, circular reference and remarks. EHS/legal Before filing or renewal Traceable category rationale High Compare the mapped category with the current CTE/CTO and any pending application. EHS/legal As soon as practical Identify mismatch or amendment need High Seek written KSPCB clarification where two rows overlap or the page-break remarks affect the chosen category. Authorised signatory/legal Before relying on the lower category Documented regulatory position High Close source-based control gaps, including applicable genset, boiler, grease-trap, STP, wastewater or battery-handling conditions. Engineering/operations/EHS Before commissioning or relevant filing Controls aligned with the selected row Ongoing Update process-flow diagrams, machinery and capacity records whenever operations change. Operations/EHS At each modification Early reclassification check Ongoing Monitor later KSPCB circulars and the official revised-list page. Compliance/legal Periodic review and before renewal Current category mapping How Corpseed Can Help Corpseed can support businesses that need a defensible category assessment or consent strategy under the revised Kerala list. The work should begin with the actual process and pollution profile, not a pre-selected category. Applicability assessment against the exact KSPCB serial number, category, circular reference and remarks. Process, capacity, fuel, wastewater and waste-stream review to identify category-changing factors. Consent to Establish and Consent to Operate application support for eligible projects. Compliance gap assessment for gensets, boilers, grease traps, STPs and other source-linked controls. Technical-document review, including process flow, machinery, water balance and pollution-control descriptions. Support for written representations or clarification requests where the list contains overlapping or unclear entries. Renewal and modification support when an existing unit changes capacity, fuel, equipment or process. Ongoing monitoring support for later KSPCB/CPCB category and guideline updates. A pollution control consent consultant can help align the factual profile, category rationale and application record before submission. Corpseed does not guarantee approval or a fixed processing time; the final category and consent decision remain with the competent authority. Call to action: Hotels, restaurants, banquet halls, manufacturers and waste-battery collection centres can request a category and consent-readiness review before filing, renewal or operational modification. Corpseed's environmental compliance services can identify the exact KSPCB row, unresolved conditions and evidence gaps that need attention. Key Takeaways KSPCB industry categorization list 2026 is a list of 739 items for Kerala, up to date as on 3, August 2026. It contains 145 Red, 205 Orange, 206 Green, 12 Blue and 171 White entries. It has the latest dated rows that make room count, seating, congregation area, cleaner fuel, wastewater and operating process central to classification. Hotels can fall in Red, Orange, Green or White depending on room count, fuel and listed pollution controls. Restaurants are divided by seating capacity: above 200, 101-200 and up to 100 seats. Standalone banquet or marriage halls are divided at 1,000 sqm and 2,500 sqm of congregation area. Waste-battery collection centres appear in Green with a CPCB-guideline condition; non-leather footwear is White only for dry processing without a boiler. The list does not expressly state a separate effective date, deadline, fee or penalty. Ambiguous pagination and overlapping entries should be clarified with KSPCB before a business relies on a lower category. Disclaimer This content is for general information. It summarises an official categorisation list and selected official framework sources available as of 6 August 2026. It is not legal, technical or financial advice. Businesses should obtain document-specific professional advice and, where the source is unclear, written confirmation from KSPCB before making a category, consent, investment or operational decision.

Department: KSPCBAuthority: KSPCB

🏷️10-08-2026