Laws & Regulations

Changes to TRI Reporting Requirements for Per- and Polyfluoroalkyl Substances and to Supplier Notifications for Chemicals of Special Concern

Description of proposed rule to add PFAS to the chemicals of concern list for TRI reporting.

EPA Announces Experts Selected for the Letter Peer Review of White Paper for Asbestos Part 2 Risk Evaluation under TSCA

The EPA has published the list of seven scientific experts selected to review the “2023 White Paper on the Quantitative Human Health Approach to be Applied in the Risk Evaluation for Asbestos Part 2” under the Toxic Substances Control Act (TSCA).

Pesticide Emergency Exemptions

A state or federal agency can request an emergency exemptions when a serious pest problem jeopardizes production of agricultural goods or public health but no pesticides are currently registered for that situation. Learn how to request emergency exemption.

A to Z Index of Hazardous Waste Topics

A comprehensive list of the content available and maintained on the EPA's hazardous waste web site, listed alphabetically.

Where is the Solvent-Contaminated Wipes Final Rule in Effect?

Table showing which states and territories have adopted the rule, which are authorized for the rule and for which ones EPA administers it. Including links to state regulations.

Determining the Number of Field Trials Required to Register Seed-Treatment Uses

Seed-Treatment Use Registration Guidance helps a petitioner determine what types and amounts of data are necessary for registering seed-treatment uses.

PRN 2012-1: Material Safety Data Sheets as Pesticide Labeling

This Notice updates and clarifies EPA’s determination in PRN 92-4 that a Material Safety Data Sheet that accompanies a pesticide product is considered part of the pesticide’s labeling but does not need EPA approval if it is consistent with 40CFR Part 156.

PRN 97-5 Appendix A

This is a list of common names for use on pesticide Labels approved by The American National Standards Institute.

Requirements for Emergency Assistance Under the Worker Protection Standard

Employers at agricultural establishment must provide emergency assistance to anyone who is or has been employed as a worker or handler if there is reason to believe that the worker or handler has been poisoned or injured by a pesticide at the facility.

Pesticide Registration Fees and Fee Waivers

Information about the Pesticide Registration Improvement Extension Act (PRIA 3) to include links to PRIA 3 requirements, fee determinations; fee waivers, exemptions, reductions and refunds; and questions and answers.

Pesticide Registration Manual: Chapter 13 - Devices

This chapter describes how EPA regulates pesticidal devices.

Virucidal Effectiveness Testing Using Feline Calicivirus as Surrogate for Norovirus

These documents describe the effectiveness test using Feline Calicivirus as Surrogate for Norovirus, including initial and confirmatory testing and testing with pre-saturated or impregnated towelettes.

Multi-Year Workplan for Conventional Pesticide Registration: New Chemical Registration Candidates

This document provides the multi-year workplan for registration of new conventional pesticides.

Natural Gas and Petroleum Systems in the GHG Inventory: Additional Information on the 1990-2014 GHG Inventory (published April 2016)

View updates under consideration for the 1990-2014 Inventory of Greenhouse Gas Emissions and Sinks.

Stakeholder Workshop Presentations: EPA Greenhouse Gas Data on Petroleum and Natural Gas Systems

View the summary and presentations from the November 2015 stakeholder workshop on greenhouse gas data on petroleum and natural gas systems from the Greenhouse Gas Reporting Program and U.S. Greenhouse Gas Inventory of Emissions and Sinks.

Natural Gas and Petroleum Systems in the GHG Inventory: Memos Previously Posted in the Development of the 1990-2014 GHG Inventory (published April 2016)

View previously posted updates under consideration for the 1990-2014 Inventory of Greenhouse Gas Emissions and Sinks.

System Updates for Fuels Registration

This web page provides release notes for each version of OTAQREG and lists of future enhancements and known issues.

EPA and Virginia Agriculture Forge First-Ever Memorandum of Understanding

EPA and Virginia Agriculture Forge First-Ever Memorandum of Understanding

EPA and the Virginia Department of Agriculture and Consumer Services announced the first-ever signing of a Memorandum of Understanding to formalize their partnership and expand their collaborative activities related to agricultural practices.

Release Date: October 6, 2025

Regulatory Impact Analysis for the Final Reclassification of Major Sources as Area Sources under Section 112 of the Clean Air Act

Water Quality Standards Regulations: Montana

Information related to Water Quality Standards for Montana.