Code of Federal Regulations · Subpart

Subpart A — Federal-aid Highway Systems

23 C.F.R. pt. 470, subpt. A

• § 470.101 Purpose
• § 470.103 Definitions
• § 470.105 Urban Area Boundaries And Highway Functional Classification
• § 470.107 Federal-aid Highway Systems
• § 470.109 System Procedures—General
• § 470.111 Interstate System Procedures
• § 470.113 National Highway System Procedures
• § 470.115 Approval Authority