Regulations last checked for updates: Jan 13, 2026

Title 49 - Transportation last revised: Jan 09, 2026

SPEED INDICATORS
ASH PANS
BRAKE AND SIGNAL EQUIPMENT
CABS, WARNING SIGNALS, SANDERS AND LIGHTS
THROTTLES AND REVERSING GEAR
DRAW GEAR AND DRAFT SYSTEMS
DRIVING GEAR
RUNNING GEAR
TRUCKS, FRAMES AND EQUALIZING SYSTEM
WHEELS AND TIRES
source: 64 FR 62865, Nov. 17, 1999, unless otherwise noted.