Laws & Regulations

Legislation:

• Full Text of the Clean Air Act

The Code of Federal Regulations (CFR):

• CFR Title 40 Chapter I: Environmental Protection Agency
• Air Regulations: 40 CFR Parts 50-99, 1048-1068) 

Federal Registers: (sorted by date)

• All Environmental Federal Register Notices
• Air Program Federal Register Notices

Federally-Approved State Regulations:

• State Implementation Plans (IL, IN, MI, MN, OH, WI)

Documents and Guidance:

• Air and Radiation Division Correspondence
• Clean Air Act Policy Compendium (link to Office of Regulatory Enforcement website)
• Plain English Guide to the Clean Air Act