CDLIS (Commercial Driver’s License Information System)
The system of state motor vehicle records carriers use to verify CDL medical certification status.
At a glance
- Category
- File records
- Last reviewed
- 2026-10-23
- First published
- 2026-10-20
- Sources
- 1
CDLIS records come from the driver’s current licensing state. For CDL holders, carriers satisfy medical certification file requirements by obtaining the CDLIS motor vehicle record that shows medical status (49 CFR 391.51(b)(6)(ii), 391.23(m)(2)).
Sources
Last reviewed 2026-10-23
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