Laws & Regulations

Texas 30 TAC Chapter 39, Subchapter K, Section 39.604. Sign Posting, SIP effective September 25, 2023 (TXd240)

Texas SIP: 30 TAC 116.110-116.127

Texas 30 TAC Chapter 39, Subchapter H, Applicability and General Provisions (§§39.402-39.420), SIP effective February 5, 2014 (TXd146) to June 7, 2018 (TXd206)

Texas SIP: 30 TAC 39.402-39.420

Texas SIP: 30 TAC 116.770-116.772: Permits for Grandfathered Facilities—General Applicability---SIP effective February 5, 2014 (TXd147) to September 24, 2023 (TXd240), Removed from SIP August 24, 2023 (88 FR 57882) effective September 25, 2023 (TXd240)

Texas SIP: 30 TAC 116.770-116.772

Texas SIP: 30 TAC 116.1500-116.1540: Best Available Retrofit Technology (BART), SIP effective February 4, 2016 (TXd180) and September 25, 2023 (TXd240)

Texas SIP: 30 TAC 116.1500-116.1540

Texas SIP: 30 TAC 117.601. Gas-Fired Steam Generation; SIP effective 2000.10.31

AR Rule 19 Chapter 15: Best Available Retrofit Technology (BART), SIP effective January 29, 2024 (ARd43)

AR SIP: Reg 19, Chap 15, Regional Haze

Arkansas Rule 19, Chapter 18: Effective Date, SIP effective January 29, 2024 (ARd43)

Arkansas Reg 19, Chapter 13: Stage I Vapor Recovery, SIP effective November 6, 2018 (ARd31)

Arkansas Rule 19: Appendix A: Insignificant Activities List, SIP effective January 29, 2024 (ARd43)

AR SIP: Reg 19, Appendix A: Insignificant Activities List

AR Rule 19 Appendix B: National Ambient Air Quality Standards, SIP effective January 29, 2024 (ARd34)

Reg 19, Appendix B: National Ambient Air Quality Stndards

What is the Toxics Release Inventory?

An overview of the Toxics Release Inventory (TRI) Program, which tracks industrial management of certain toxic chemicals and makes the information publicly available to support informed decision-making.

Petitions to the Office of Chemical Safety and Pollution Prevention

Petitions for rulemaking received by EPA's Office of Chemical Safety and Pollution Prevention on or after January 1, 2013.

EPA and Navajo Nation Select Cleanup Plan to Remove Waste at Quivira Mines Site

EPA News Release: EPA and Navajo Nation Select Cleanup Plan to Remove Waste at Quivira Mines Site

Release Date: January 7, 2025

Archives of Fast Facts: U.S. Transportation Sector Greenhouse Gas Emissions

This page contains archives of Fast Facts: U.S. Transportation Sector Greenhouse Gas Emissions.

Ground Water Rule

This page contains information on the Ground Water Rule, including a summary, history, and compliance information.

EPA Emission Standards for Nonroad Engines and Vehicles

This web page contains links to the Nonroad section of the Federal Emission Standards Reference guide.

Lead and Copper Rule

This page goes over 40 CFR 141 Subparts E and I, which regulate for copper and lead.

EPA Emission Standards for Light-Duty Vehicles and Trucks and Motorcycles

This page contains links to reference information for the Federal Emissions Standards of light-duty vehicles and engines.

Proposal to Reduce Ethylene Oxide Emissions from Commercial Sterilization Facilities

On April 11, 2023, the U.S. Environmental Protection Agency (EPA) announced a proposal to significantly reduce emissions ethylene oxide (EtO) from commercial sterilization facilities

Public Water System Supervision Program Water Supply Guidance Manual

Drinking water policy memos, regulation and guidance to assist states and pubic water systems in implementing the Safe Drinking Water Act.

U.S. State of Georgia Coal Combustion Residuals (CCR) Permit Program

information about Georgia's application submitted for EPA approval for Georgia to permit coal ash units