TEXAS commercial driver’s licenses (CDLs) may not be verified at this time due to system maintenance with the Texas Commercial Driver’s License Information System (CDLIS). If this prevents an employer from conducting required pre-employment queries for information on TEXAS 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.

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Yes, all Mexican or Canadian employers, employees, or service agents operating in the United States that are subject to the Federal Motor Carrier Safety Administration (FMCSA) drug and alcohol testing requirements must comply with the Clearinghouse final rule.

Last Updated : November 05, 2021

Only Canadian and Mexican employers operating in the United States that are subject to the Federal Motor Carrier Safety Administration (FMCSA) drug and alcohol testing requirements must report drug and alcohol program violations to the Clearinghouse.

Last Updated : July 22, 2019