Laws & Regulations

How EPA Evaluates the Safety of Existing Chemicals

EPA's existing chemicals programs address pollution prevention, risk assessment, hazard and exposure assessment and/or characterization, and risk management for chemicals substances in commercial use.

Toxic Substances Control Act (TSCA) Administration Fees

Learn about the types and levels of fees EPA collects for the administration of the Toxic Substances Control Act.

Two TSCA Environmental Release Applications (TERAs) for Pseudomonas putida (P. Putida)

TERAs submitted by Oak Ridge National Laboratory and given the tracking designations of R-01-0003 and R-01-0004. The microorganisms will be tested at the Ravenna Army Ammunition Plant in Ohio to determine whether they can detect traces of TNT in soil.

TSCA Environmental Release Application (TERA) for Pseudomonas putida (P. Putida)

The TERA, submitted by Oak Ridge National Laboratory, involves field trials of a modified strain of Pseudomonas putida (P. Putida). The TERA was given the tracking designations of R-00-0002.

PRIA Fee Category Table - External Review and Miscellaneous Actions

PRIA fee category table for external review and miscellaneous actions

PRIA External Reviews and Miscellaneous Actions

PRIA fee determination decision tree

Healthy School Environments: Local Education Agency Responsibilities Under the Asbestos Hazard Response Act (AHERA)

A description of Local Education Agency Responsibilities Under the Asbestos Hazard Response Act (AHERA)

EPA Releases Preliminary 2023 TRI Data

The U.S. EPA published preliminary Toxics Release Inventory (TRI) data about chemical releases, waste management and pollution prevention activities that took place during 2023 at more than 20,000 federal and industrial facilities across the country.

Submitting via e-PMN: Instructions for Downloading a Copy of Record (CoR)

The document explains how to download a Copy of Record (CoR).

TSCA Section 5(a)(3)(C) Determination for Premanufacture Number (PMN) P-16-0588

This document describes EPA's pre-manufacture notice review determination under amended TSCA for P-16-0588.

Oklahoma OAC 252 Chapter 4. Rules of Practice and Procedure, Appendix A. Petition for Rulemaking Before the Environmental Quality Board, SIP effective February 27, 2009 (OKd06) as of August 3, 2026 (OKd40)

Oklahoma SIP: OAC 252:4 Appendix A

Oklahoma OAC 252 Chapter 4. Rules of Practice and Procedure, Subchapter 17. Electronic Reporting, SIP effective May 11, 2020 (OKd29) as of August 3, 2026 (OKd40)

Oklahoma SIP: OAC 252:4-9-51 to 252:4-9-54

Oklahoma OAC 252 Chapter 4. Rules of Practice and Procedure, Subchapter 9. Administrative Proceedings, Part 5. Air Quality Advisory Council Hearings, SIP effective May 11, 2020 (OKd29) as of August 3, 2026 (OKd40)

Oklahoma SIP: OAC 252:4-9-51 to 252:4-9-54

Coal Combustion Residuals Part B Implementation

Facilities have until November 30, 2020 to submit applications to EPA for approval. EPA is updating this webpage with the current status of the demonstrations received in the table below.

Oklahoma OAC 252 Chapter 4. Rules of Practice and Procedure, Subchapter 9. Administrative Proceedings, Part 1. Enforcement, SIP effective February 27, 2009 (OKd06) as of August 3, 2026 (OKd40)

Oklahoma SIP: OAC 252:4-9-1 to 252:4-9-5

Proposed Settlement with Haddonstone (USA) Ltd for Clean Water Act Violations

Public notice and comment period for proposed Clean Water Act settlement with Haddonstone (USA) Ltd for alleged violations in Pueblo, Colorado.

Comments Due Date: August 26, 2026
Geographic Locations: Colorado, Rocky Mountains

Proposed Settlement with Bottini Wood Products for Clean Water Act Violations

Public notice and comment period for proposed Clean Water Act settlement with Bottini Wood Products, Inc

Comments Due Date: August 26, 2026
Geographic Locations: Colorado, Rocky Mountains