Part 93 — Determining Conformity of Federal Actions to State or Federal Implementation Plans
- Subpt. A Conformity to State or Federal Implementation Plans of Transportation Plans, Programs, and Projects Developed, Funded or Approved Under Title 23 U.S.C. or the Federal Transit Laws §§93.100 to 93.129
- Subpt. B Determining Conformity of General Federal Actions to State or Federal Implementation Plans §§93.150 to 93.165