Laws & Regulations

Oklahoma OAC 252 Chapter 100. Air Pollution Control, Subchapter 13. Open Burning, SIP effective May 25, 2023 (OKd34) and February 25, 2026 (OKd39)

Oklahoma SIP: OAC 252:100-13-1 to 252:100-13-11

TSCA Section 5(a)(3)(C) Determination for Premanufacture Number (PMN) P-21-0012

This document describes EPA's pre-manufacture notice review determination under amended TSCA forP-21-0012.

2008 Revisions to the CWA Regulatory Definition of "Discharge of Dredged Material"

2008 Revisions to the Clean Water Act Definition of "Discharge of Dredged Material" (Tulloch Conforming Rule)

Clean Water Act Section 309: Federal Enforcement Authority

Text of Clean Water Act Section 309 Enforcement; State enforcement of compliance orders, civil actions, criminal penalties, and factors considered in determining amount

Clean Water Act Section 308: Inspections, Monitoring, Entry

CWA Section 308 Inspections Monitoring; Entry for maintenance, monitoring equipment, entry, access to information

Clean Water Act Section 502: General Definitions

Clean Water Act, Section 502 General Definitions

Section 10 of the Rivers and Harbors Appropriation Act of 1899

The complete description of Section 10 of the Rivers and Harbors Act

Enforcement under CWA Section 404

Under the 1989 MOA, the Corps, as the Federal agency that issues permits, has the lead on Corp-issued permit violation cases. For unpermitted discharges, EPA and the Corps determine the appropriate lead agency based on criteria in the MOA.

40 CFR Part 233g: CWA Section 404 Tribal Program Regulations

Authorizes the Administrator to treat an Indian Tribe as eligible to apply for the 404 permit program under section 404(g)(1)

EPA to Hold Public Meeting on February 24 to Discuss Technical Assistance Needs Assessment with Community Near Hercules Inc. Superfund Site

Release Date: February 18, 2026

40th Anniversary of the Clean Air Act

On September 14, 2010, EPA celebrated the 40th anniversary of the Clean Air Act with a conference to examine the successes and challenges of the Clean Air Act over the past four decades and explore the future of air quality, energy, and climate change.

Title V Relevant Guidance Index

List of documents included in the Title V Policy and Guidance Database.

2020 Order Denying in a Petition for Object to Title V Operating Permit for Riverview

This document is part of the title V petition database.

Summary Tables: NESHAP for Reciprocating Internal Combustion Engines

The page contains more summary of requirements documents for the stationary engines rules.

Anadarko Petroleum Corp. - Diamond BlackHawk Drilling Project Outer Continental Shelf (OCS) Final Permit Documents Issued By EPA Region 4

Anadarko Petroleum Corp. - Phoenix Prospect Outer Continental Shelf (OCS) Final Permit Documents

Anadarko Petroleum Corp. - Diamond BlackHornet Drilling Project Outer Continental Shelf (OCS) Final Permit Documents Issued By EPA Region 4