Regulations last checked for updates: Jan 30, 2025

Title 49 - Transportation last revised: Jan 27, 2025

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
STEAM LOCOMOTIVE TANKS
source: 64 FR 62865, Nov. 17, 1999, unless otherwise noted.