Before You Register
Do you need help with registration?
Identify your Clearinghouse user role and find out what you will need to complete your registration.
Welcome to the Drug and Alcohol Clearinghouse
An online database that gives employers and government agencies real-time access to information about CDL driver drug and alcohol program violations.
Learn More
Find Answers to Commonly Asked Questions Read FAQs
Download Resources and Job Aids Visit the Learning Center
Learn About Query Plans Get Pricing Information
Get the Latest from FMCSA Sign Up for Email Updates
Clearinghouse Activity Read monthly summary reports
How will you use the Drug and Alcohol Clearinghouse?
Watch this brief video to learn more about how different users will record or access information in the Clearinghouse.
Need more information about the Clearinghouse?
Read answers to frequently asked questions. If you need additional information, you can contact us.