Laws & Regulations
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Small Business and the Risk Management Program
This factsheet helps small businesses comply with the regulation requiring companies that use regulated substances, hazardous chemical such as ammonia and chlorine, to develop a risk management plan, to help prevent accidental toxic or flammable releases.
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DJR Operating LLC Oil and Gas FIP on Jicarilla Apache Tribal Lands
FIP True Minor Source in Indian Country in the Oil and Gas Sector
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Tribal NSR Permits in EPA's South Central Region
Air permitting in EPA's South Central region, Region 6; serving Arkansas, Louisiana, New Mexico, Oklahoma, Texas and 66 Tribes
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Oklahoma OAC 252 Chapter 100. Air Pollution Control, Subchapter 45. Monitoring of Emissions, SIP effective as of February 27, 2009 (OKd06)
Oklahoma SIP: OAC 252:100-45-1 to 252:100-45-5
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Oklahoma OAC 252 Chapter 100. Air Pollution Control, Subchapter 37. Control of Emission of Volatile Organic Compounds (VOCs), Part 3. Control of VOCs in Storage and Loading Operations, SIP effective February 27, 2009 (OKd06) and January 29, 2024 (OKd36)
Oklahoma SIP: OAC 252:100-37-15 to 252:100-37-16
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Oklahoma OAC 252 Chapter 100. Air Pollution Control, Subchapter 39. Emission of Volatile Organic Compounds (VOCs) in Nonattainment Areas and Former Nonattainment Areas, Part 1. General Provisions, SIP effective Feb 27, 2009 (OKd06) and Aug 29,2022 (OKd31)
Oklahoma SIP: OAC 252:100-39-1 to 252:100-39-4
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EPA Approved Nonregulatory Provisions and Quasi-Regulatory Measures in the New Jersey SIP
This section sets forth the applicable State Implementation Plan (SIP) for New Jersey under section 110 of the Clean Air Act, as amended, 42 U.S.C. 7401 et seq., and 40 CFR part 51 to meet National Ambient Air Quality Standards.
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UIC Permit: PAS2R900BMCK
MarcellX underground injection control permit
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Final NPDES Permit for Yauco Wastewater Treatment Plant in Yauco, Puerto Rico
EPA's NPDES wastewater permit for the Yauco Wastewater Treatment Plant in Yauco, Puerto Rico.
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Certificate of Registration for the National Vehicle and Fuel Emissions Laboratory (NVFEL) for Conformance to International Organization for Standardization (ISO) 14001:2015 Standards
This certificate recognizes that the EPA NVFEL has been assessed by NSF-ISR and found to be in conformance to ISO 14001:2004 Standards.
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Manufacturer-Run In-Use Testing Program Data for Heavy-Duty Diesel Engines – Test Order Year 2016
This page provides manufacturer-run in-use testing program data from heavy-duty diesel engine manufacturers in compliance with 40 CFR 86 Subpart T for Test Year 2016.
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Manufacturer-Run In-Use Testing Program Data for Heavy-Duty Diesel Engines – Test Order Year 2017
This page provides manufacturer-run in-use testing program data from heavy-duty diesel engine manufacturers in compliance with 40 CFR 86 Subpart T for Test Year 2017.
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Light-duty Vehicle Greenhouse Gas Program Technical Amendments
EPA finalizes two technical corrections to the Light-duty Vehicle Greenhouse Gas (GHG) Emissions Standards Regulations.
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Regulations for Emissions from Marine Spark-Ignition Engines
EPA standards for exhaust and evaporative emissions reduce the environmental impact from marine spark-ignition engines and vessels.
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Heavy-Duty Highway Powertrain Family Naming Conventions
This page provides the engine family naming convention for heavy-duty powertrain families.
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EPA’s Marine Remanufacturing Program: Maintaining Compliance when Rebuilding Category 1 and 2 Marine Diesel Engines
EPA maintains a list of remanufacture systems, or “kits”, certified for use with Category 1 and 2 marine diesel engines according to the provisions of 40 CFR Part 1042, Subpart I, and is periodically updated.
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Reporting Templates for Light-Duty Greenhouse Gas (GHG) Standards
Manufacturers must submit greenhouse gas certification and reporting data through EV-CIS, formerly Verify, EPA’s engine and vehicle compliance information system.