StacksVerified U.S. regulatory reference

49 CFR §392.1

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov
  1. (a)Every motor carrier, its officers, agents, representatives, and employees responsible for the management, maintenance, operation, or driving of commercial motor vehicles, or the hiring, supervising, training, assigning, or dispatching of drivers, shall be instructed in and comply with the rules in this part.
  2. (b)The rules in this part do not apply to drivers of “pipeline welding trucks” as defined in 49 CFR 390.38(b).