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Laws & Regulations
National Information
- EPA Laws and Regulations
- Clean Air Act
- Plain English Guide to the Clean Air Act
- All Federal Register Notices
- Air Program Federal Register Notices 1994-2009
- Code of Federal Regulations (CFR) Title 40 Chapter I: Environmental Protection Agency (Air Regulations: 40CFR Parts 50-99, 1048-1068)
- Enforcement and Compliance Policy and Guidance Documents