Laws & Regulations
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Final Rulemaking for Modifications to Fuel Regulations to Provide Flexibility for E15 and to Elements of the Renewable Identification Number Compliance System
Learn more about final rulemaking for Modifications to Fuel Regulations to Provide Flexibility for E15 and to Elements of the Renewable Identification Number Compliance System
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Renewable Fuel Standard (RFS2): Program Amendments
The final rule amends the RFS2 regulations of 40 CFR Part 80 Subpart M to correct regulatory language that was inconsistent or that inadvertently misrepresented EPA’s intent as reflected in the preamble to the final RFS2 regulations.
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Electroplating Effluent Guidelines - Background and Guidance Documents
Guidance documents related to Electroplating Effluent Guidelines regulations
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Metal Finishing Effluent Guidelines - Background and Guidance Documents
Implementation and background documents for Metal Finishing Effluent Guidelines and Standards (40 CFR Part 433)
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Oil and Gas Extraction Effluent Guidelines Documents for Synthetic Drilling Fluids and Coastal Facilities
Support documents for Oil and Gas Extraction Effluent Guidelines: Synthetic-Based Drilling Fluids rule (2000) and Coastal Subcategory rule (1996)
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Oil and Gas Extraction Effluent Guidelines Documents for Offshore Facilities
Support documents for Oil and Gas Extraction Effluent Guidelines: Offshore Subcategory rule (1993)
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Oil and Gas Extraction Effluent Guidelines Documents for 1979 Rule
Support documents for Oil and Gas Extraction Effluent Guidelines: Initial 1979 rule
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Support Documents for Final Rule for Existing Electric Generating Plants and Factories – 2014
Technical Development Document, Economic Analysis, Benefits Analysis, Biological Opinion, Fact Sheet and News Release for final 2014 rule
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Steam Electric Power Generating Effluent Guidelines - Petitions for Reconsideration
Petitions submitted to EPA requesting reconsideration of the 2015 final Effluent Guidelines for the Steam Electric Power Generating Category (40 CFR Part 423), and related documents.
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Steam Electric Power Generating Effluent Guidelines - Postponement of Certain Compliance Dates
2017 final rule postponing compliance dates in the Effluent Guidelines for the Steam Electric Power Generating Category (40 CFR Part 423)
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Steam Electric Power Generating Effluent Guidelines - 2015 Final Rule Documents
Fact sheet and support documents for the 2015 Final Steam Electric Effluent Guidelines rule
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Steam Electric Power Generating Effluent Guidelines - Consultation Documents
Summaries of EPA consultations on the Steam Electric Effluent Guidelines proposed rule (2013) with Indian Tribes and consultations pursuant to the Unfunded Mandates Reform Act and Executive Order 13132 on federalism
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Documents Associated With the PFAS Advance Notice of Proposed Rulemaking
This page contains documents related to the PFAS rulemaking for the OCPSF category.
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Steam Electric Power Generating Effluent Guidelines Background Documents
Background documents related to Steam Electric Power Generating Effluent Guidelines (40 CFR Part 423)
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Steam Electric Power Generating Effluent Guidelines Documents Related to 1978 and 1980 Amendments
Documents for the 1978 & 1980 amendments to the Steam Electric Power Generating Effluent Guidelines (40 CFR Part 423)
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Steam Electric Power Generating Effluent Guidelines Documents Related to 1982 Amendment
Documents for the 1982 amendments to the Steam Electric Power Generating Effluent Guidelines and Standards (40 CFR Part 423)
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Steam Electric Power Generating Effluent Guidelines Documents Related to 1977 Amendment
Documents related to the 1977 amendment to the Steam Electric Power Generating Effluent Guidelines (40 CFR Part 423)
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Steam Electric Power Generating Effluent Guidelines Documents Related to 1974 Initial Rulemaking
Documents supporting the 1974 initial rulemaking for Steam Electric Power Generating Effluent Guidelines (40 CFR Part 423)
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Airport Deicing Effluent Guidelines Documents
Documents related to Airport Deicing Effluent Guidelines
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Policy and Technical Guidance
EPA provides information on voluntary mobile source emission reduction policies when innovative strategies are used to reduce air pollution from cars, trucks and other transportation sources.