Laws & Regulations

National Emission Standards for Hazardous Air Pollutants (NESHAP) 61 for Oklahoma

National Emission Standards for Hazardous Air Pollutants (NESHAP) 61 in Oklahoma

Plantwide Applicability Limitation (PAL) Withdrawal Fact Sheet: Limetree Bay Terminals and Limetree Bay Refining

Limetree Bay Terminals and Limetree Bay Refining Plantwide Applicability Limitation (PAL) Withdrawal Fact Sheet

Delegation Documents for State of Oklahoma

Initial Delegation of NSPS and/or NESHAP to Oklahoma.

New Source Performance Standards (NSPS) Part 60 in Louisiana

Relationship Between the Resource Conservation and Recovery Act’s Coal Combustion Residuals Rule and the Clean Water Act's National Pollutant Discharge Elimination System Permit Requirements

This is a collection of FQs

Municipal Separate Storm Sewer System (MS4) Storm Water Management Program (SWMP)

Municipal Separate Storm Sewer Systems (MS4s) Documents.

UIC-09-2024-0064: Grove Farm Company, Incorporated, Lihue, Kauai, HI; Proposed Settlement of Safe Drinking Water Act Administrative Penalty

Consent Agreement and Proposed Final Order between EPA Region 9 and Grove Farm Company, Incorporated, to resolve a civil administrative proceeding under Sections 1423(c)(3)(B) of the Safe Drinking Water Act (SDWA). Docket No. UIC-09-2024-0064.

EPA Proposes Approving North Carolina’s Plan to Remove Vehicle Emissions Testing Requirement in 19 Counties

On May 8, 2026, the U.S. Environmental Protection Agency (EPA) proposed to approve North Carolina’s request to remove its vehicle inspection and maintenance (I/M) program—commonly known as emissions testing—from the State Implementation Plan (SIP)

Release Date: May 11, 2026

Surface Coal Mining in Appalachia

Basic information about how we regulate surface coal mining in Appalachia.

Water Quality Assessment Report Guidance Documents for Region 9 Tribes

This document page contains Region 9 guidance documents related to Water Quality Assessment Reports, which are part of reporting requirements for tribes receiving CWA Section 106 grants.

EPA Grants Award Process Webinars

EPA's Office of Grants and Debarment periodically hosts webinars for the EPA grants
community. If you are interested in applying for EPA grants or are currently managing an EPA grant,
please consider attending one of the upcoming webinars listed below.

Frequent Questions about the Manifest Registry

FAQs Including Can I submit multiple form samples to the EPA Registry for approval? Must I submit a continuation sheet sample to the Manifest Registry under section 262.21(d)? Can I typeset the form after I am approved to print the manifest?

Resource Conservation and Recovery Act (RCRA) Requirements for Previously Consented Imports of Hazardous Waste

Table summarizing the major requirements with which importers and receiving facilities need to comply under 40 CFR 262.

Frequent Questions about the Hazardous Waste Export-Import Revisions Final Rule

Answers questions such as: What new requirements did EPA finalize in the Hazardous Waste Export-Import Revisions Final Rule? Why did EPA implement these changes now? What are the benefits of the final rule? What are the compliance dates for the final rule?

Federal Register Notice: Compliance Date for Automated Export System (AES) Filing

Compliance date for AES Filing is set for December 31, 2017 per a new Federal Register Notice

Frequent Questions about the Hazardous Waste Generator Improvements Final Rule

FAQs including What are the benefits of these revisions to the generator regulations? What changed in the final regulations since proposal? How and why will the hazardous waste generator regulations be reorganized? When will this rule become effective?