Current Law, Regulations and Guidance for State and Local Transportation
Abstract
Website for links to the following documents:
- Clean Air Act—Conformity Section (PDF) (from p. 111 to p. 116, 6 pp, 180 k). This document includes Clean Air Act Section 176(c) as amended by the 2005 transportation act known as SAFETEA-LU. The EPA is providing this document for informational purposes only.
- Transportation Conformity Regulations (PDF) (42 pp, 288 k, EPA-420-B-12-013). This document reflects all transportation conformity rulemakings promulgated by EPA as of April 13, 2012, including the Restructuring Amendments final rule and the MOVES Regional Grace Period Extension final rule.
- Chronological List of Transportation Conformity Rulemakings. EPA has published rule amendments in the Federal Register since transportation conformity was enacted as part of the 1990 Clean Air Act. These rulemakings include preamble text explaining rule provisions that remain in effect today.
- Baseline Year for the Baseline Year Test (in 40 CFR 93.119). Refer to this page for a table showing the baseline year to be used for each National Ambient Air Quality Standard and the regulatory provision where it is found.
- Policy and Technical Guidance. EPA and the U.S. Department of Transportation have issued a number of guidance documents that provide additional information on implementing the conformity regulations.