Laws & Regulations
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Notice of Proposed Rulemaking: E15 Fuel Dispenser Labeling and Compatibility with Underground Storage Tanks
EPA issues a Notice of Proposed Rulemaking to changes to E15 fuel dispenser labeling requirements. E15 is a gasoline-ethanol blend that contains up to 15 percent ethanol and is currently available at over 1,800 retail stations.
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Notice of Proposed Rulemaking for Modifications to Fuel Regulations to Provide Flexibility for E15 and to Elements of the Renewable Identification Number Compliance System
Learn more about proposed rulemaking for Notice of Proposed Rulemaking for Modifications to Fuel Regulations to Provide Flexibility for E15 and Elements of the Renewable Identification Number Compliance System
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Renewable Identification Number (RIN) Data for Renewable Fuel Standard Program
The RFS regulations require regulated parties to submit all RIN generation information and other RIN transactions to EPA Moderated Transaction System (EMTS).
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Denial of Requests for Extension of Comment Period: Notice of Proposed Rulemaking for Modifications to Fuel Regulations to Provide Flexibility for E15 and to Elements of the Renewable Identification Number Compliance System
Denial of Requests for Extension of Comment Period for the E15 proposed rule
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Phase III WIPs
This page provides an overview of Phase III Watershed Implementation Plans.
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Basic Information on the CCL and Regulatory Determination
Read basic information about EPA's contaminant candidate list and regulatory determinations.
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Final Rule in Response to Request From States for Removal of Gasoline Volatility Waiver
EPA responds to requests from state governors to remove the 1-psi volatility waiver for gasoline-ethanol blends containing 10 percent ethanol in their states.
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Final Rule to Extend the Effective Date for Removal of Gasoline Volatility Waiver for Ohio and Nine Counties in South Dakota
Environmental Protection Agency is renewing the extension of the effective date of the removal of the 1-psi volatility waiver for gasoline-ethanol blends containing 10 percent ethanol in Ohio and nine counties in South Dakota.
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Report: OIG Report to the Office of Management and Budget on the EPA’s and the CSB’s Implementation of Recommendations Related to Purchase and Travel Card Programs
OIG Report to the Office of Management and Budget on the EPA’s and the CSB’s Implementation of Recommendations Related to Purchase and Travel Card Programs
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Clean Air Technology Center
The Clean Air Technology Center provides resources for emerging and existing air pollution prevention and control technologies and provides public access to data and information on their use, effectiveness and cost.
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Plain Writing Act: 2024 Annual Report
EPA's 2024 Plain Writing Act Annual Report.
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Report: OIG Report to the Office of Management and Budget on the EPA’s Semiannual Report on Purchase Card Violations
Report: OIG Report to the Office of Management and Budget on the EPA’s Semiannual Report on Purchase Card Violations
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UIC Permit: VAS2D955BBUC
Enervest underground injection control permit
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TRI Basic Data Files: Calendar Years 1987-Present
Access downloadable files containing data from all TRI reporting years, updated to include any withdrawals or revisions received by EPA.
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Protocol Gas Verification Program
Learn about the PGVP, the four main objectives, and read the rule.
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Application of American Iron and Steel Requirements for Drinking Water State Revolving Fund Projects for Fiscal Year 2018
AIS Requirements under the Drinking Water State Revolving Fund Consolidated Appropriations Act 2018
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American Iron and Steel Requirement - Guidance and Questions and Answers
Explanation of the P.L. 113-76, Consolidated Appropriations Act, 2014 its implementation for the American Iron and Steel (AIS) requirement and other questions and answers in regards to AIS requirements
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August 2020 Letter on Permitting Requirements for LNG Cargo Transfer Operations at Northeast Gateway Deepwater Port
This document is part of the NSR Policy and Guidance Database
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Next Steps and Preliminary Views on the Application of Clean Air Act Permitting Programs to Greenhouse Gases Following the Supreme Court's Decision in Utility Air Regulatory Group v. Environmental Protection Agency
This document may be of assistance in applying the New Source Review (NSR) air permitting regulations including the Prevention of Significant Deterioration (PSD) requirements.
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2019 Order Denying in Petitions for Object to Title V Operating Permits for Algonquin Gas
This document is part of the title V petition database.