Regulations last checked for updates: Sep 13, 2025

Title 49 - Transportation last revised: Sep 05, 2025

AUDITS AND COST PRINCIPLES
STANDARDS FOR TRIBAL MANAGEMENT SYSTEMS
RECORDS
PROCUREMENT
REPORTING
PROPERTY
TECHNICAL ASSISTANCE
PREVAILING WAGES
TRIBAL PREFERENCE
ENVIRONMENTAL AND CULTURAL RESOURCE COMPLIANCE
FEDERAL TORT CLAIMS ACT
WAIVER OF PROGRAM REGULATIONS
authority: 23 U.S.C. 207
source: 85 FR 33504, June 1, 2020, unless otherwise noted.