Laws & Regulations

SO2 Designations Status and Next Steps

Sulfur Dioxide Designations status and next steps

New Mexico and Oklahoma Tribal Municipal Separate Storm Sewer System (MS4) General Permit Proposal

Comments Due Date: May 4, 2026
Geographic Locations: New Mexico, Oklahoma

Diesel Fuel Standards

Information about diesel fuel programs including regulations that significantly reduce the sulfur content of diesel fuel.

Amendment to the Existing Memorandum of Understanding Between U.S. Environmental Protection Agency and U.S. Department of War for Support for Implementation of Fast Track Cleanup at Closing Department of War Installations

This page contains an amendment to the existing agreement for support for implementation of fast-track cleanup at closing Department of Defense installations.

Frequent Questions About Treatment, Storage, and Disposal Facilities (TSDFs)

Frequent Questions About RCRA permitted hazardous waste Treatment, Storage, and Disposal Facilities (TSDFs)

Pesticide Registration Manual: Chapter 21 - Directions for Submitting Applications and Contacting EPA

This chapter provides directions for submitting application information to the EPA pesticide program.

Pesticide Registration Manual: Chapter 9 - Supplemental Distribution of a Registered Pesticide

This chapter provides information about the supplemental distribution of a registered pesticide or product.

Resources for the Mercury Inventory Reporting Rule

Guidance materials supporting reporting requirements for EPA’s triennial inventory of mercury supply, use, and trade.

Electronic Submission Contact Information

Contact information for assistance with e-submissions and e-CSF application.

Electronic Submissions of Pesticide Applications

Applications for pesticide registration can be submitted electronically, including forms, studies, and draft product labeling. Applicants need not submit multiple electronic copies of any pieces of their applications.

Texas SIP: 30 TAC 115.112-115.119: Storage of Volatile Organic Compounds; SIP effective 2008.03.28 TXd89 to 2008.09.14

EPA-Approved Nonregulatory Provisions and Quasi-Regulatory Measures in the New Mexico SIP

EPA Approved Nonregulatory Provisions and Quasi-Regulatory Measures in the New Mexico SIP

New Mexico SIP History

Pesticide Registration Manual: How to Report Changes to Company Name or Address

Any changes to the official address, withdrawal of an existing agent, appointment of a new agent or changes to any of the contact information for the company or its agent must be reported to EPA. Find out more about how to do this.

Incorporating Energy Efficiency and Renewable Energy into State and Tribal Implementation Plans

Tools and guides to encourage state, tribal and local agencies to consider incorporating Energy Efficiency (EE) and Renewable Energy (RE) policies and programs in their State and Tribal Implementation Plans (SIPs/TIPs).

2020 Mercury Inventory Report

EPA published the first in a series of triennial reports on the supply, use, and trade of mercury in the United States, supported by Agency’s mercury inventory reporting rule.

Energy Efficiency/Renewable Energy Roadmap Manual

The Roadmap clarifies existing Agency guidance on incorporating EE/RE policies and programs into State and Tribal Implementation Plans (SIPs/TIPs).

Part 71 Operating Permit 2009 - Jicarilla Apache Los Mestenios Compressor Station

Part 71 Title V Operating Permits at Jicarilla Apache Los Mestenios Compressor Station

Basic Information for Incorporating Energy Efficiency/Renewable Energy in State and Tribal Implementation Plans

Basic information for EE/RE laws and/or regulations

EPA awards $30,277,000 to South Carolina for water infrastructure resiliency

The U.S. Environmental Protection Agency (EPA) has awarded $30,277,000 in supplemental appropriation funds to South Carolina to improve water infrastructure resiliency in the aftermath of Hurricane Helene.

Release Date: April 8, 2026