Users may experience issues with verifying KENTUCKY commercial driver’s licenses (CDLs) in the Clearinghouse at this time. The Clearinghouse Team is aware of the issue and is working on resolving it. In the meantime, users may be able to successfully verify a CDL by entering the driver name in ALL CAPITAL LETTERS.
If this prevents an employer from conducting required pre-employment queries for information on KENTUCKY CDL- and CLP-holders only, the employer may hire a driver using solely the procedures set forth in 49 CFR 391.23(e), as outlined in the frequently asked questions.
An official website of the United States government Here's how you know
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.
Read about recent updates from the U.S. DOT's Office of Drug & Alcohol Policy & Compliance.…read more.
Wednesday, February 25, 2026
Fraudulent online activity is on the rise. Learn how to protect your private information.…read more.
Friday, January 16, 2026
United States Department of Transportation