CLEARINGHOUSE Registration

The Clearinghouse contains information about holders of commercial driver’s licenses (CDLs) and commercial learner’s permits (CLPs) who are covered by FMCSA’s Drug and Alcohol Testing Program.

The Clearinghouse final rule requires the following: Employers must query the Clearinghouse for current and prospective employees’ drug and alcohol violations before permitting those employees to operate a commercial motor vehicle (CMV) on public roads.