Commercial motor vehicle (CMV)
A vehicle defined in 49 CFR 390.5 that triggers FMCSA safety and qualification rules.
At a glance
- Category
- Regulations
- Last reviewed
- 2026-10-23
- First published
- 2026-10-20
- Sources
- 1
A commercial motor vehicle (CMV) is defined in 49 CFR 390.5. Part 391 driver qualification rules apply when a person drives a CMV for a motor carrier, subject to exceptions in subpart G.
Sources
Last reviewed 2026-10-23
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