Clean Air Act
Code of Federal Regulations Title 40 (40 CFR) - Protection of the Environment. Title 40 is the section of the CFR that deals with EPA's mission of protecting human health and the environment.
New Source Performance Standards (NSPS) - 40 CFR Part 60
National Emission Standards for Hazardous Air Pollutants (NESHAP) - 40 CFR Part 61
National Emission Standards for Hazardous Air Pollutants (MACT) - 40 CFR Part 63 Table:
State Operating Permit Programs (Title V) - 40 CFR Part 70
North Carolina State Regulations