Laws & Regulations

EPA-Approved North Coast Unified Air Quality Management District Regulations in the California SIP

EPA approved and compiled rules and regulations for the North Coast Unified Air Quality Management District (AQMD) portion of the California State Implementation Plan (SIP).

San Francisco Bay Delta NEPA Comments

Scoping Comments for other agency's environmental impact statements, regarding water projects in the San Francisco Bay Delta.

Oklahoma SIP: OK 252:100-37 Part 1. General Provisions, SIP effective 2000-01-03 (OKc48)

OK 252:100-37 Part 1. General Provisions, SIP effective 2000-01-03

Oklahoma SIP: OK 252:100-39 Part 3. Petroleum Refinery Operations, SIP effective 2000-01-03 (OKc48) to 2009-02-26

Oklahoma SIP: OK 252:100-39 Part 3. Petroleum Refinery Operations, SIP effective 2000-01-03 to 2009-02-26

Oklahoma SIP: OK 252:100-43 Part 3. Specific Methods, SIP effective 2000-01-03 (OKc48) to 2009-02-26

Oklahoma SIP: OK 252:100-43 Part 3. Specific Methods, SIP effective 2000-01-03 to 2009-02-26

Oklahoma SIP: OK 252:100-39 Part 7. Specific Operations, SIP effective 2000-01-03 (OKc48) to 2009-02-26

Oklahoma SIP: OK 252:100-39 Part 7. Specific Operations, SIP effective 2000-01-03 to 2009-02-26

Oklahoma SIP: OK Regulation 1.4.1 General Permit Requirements, SIP effective 1991-09-23 (OKc41) to 2009-02-26

Oklahoma SIP: OK Regulation 1.4.1 General Permit Requirements

Oklahoma SIP: OK Regulation 1.4.2: Construction Permit, SIP effective 2017-06-14 (OKd21)

Oklahoma SIP: OK Regulation 1.4.2

Oklahoma SIP: OK 252:100-45 Monitoring of Emissions

Oklahoma SIP: OK Regulation 1.4.2 Construction Permit, SIP effective 1991-09-23 (OKc41)

Oklahoma SIP: OK Regulation 1.4.5 Major Sources, Nonattainment Areas, SIP effective 1991-04-15 (OKc38) to 2010-12-26

Oklahoma SIP: OK Regulation 1.4.5 Major Sources, Nonattainment Areas

Oklahoma SIP: OK 252:100-45. Monitoring of Emissions, SIP effective 2000-01-03 to 2009-02-26

Peer Review of the Draft Risk Evaluation for 1-Bromopropane

Meeting announcement for SACC 1-BP public meeting in September 2019

2003 Small MS4 General Permit Archives for Massachusetts & New Hampshire

Collection of NOIs, Maps, Public Notices, and Annual Reports for regulated MS4s in Massachusetts and New Hampshire

CTV/CRC Elk Hills Carbon Project

MRV Plan and Decision document for SPG CO2 Bowie Facility

Kayenta Township Green Building Code

Kayenta Township resolution adopting building codes, including green building code adoption.

Notification: EPA's Reporting of Its Financial and Award Data in Accordance with the Digital Accountability and Transparency Act of 2014

Project #OA-FY21-0080, January 7, 2021. The OIG plans to begin our required audit of the EPA's reporting of its financial and award data in accordance with the Digital Accountability and Transparency Act of 2014, known as the DATA Act.