SAPlist Knowledge Center

Stay up-to-date on DOT regulatory information and SAP news.

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SAPlist Blog

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Frequently Asked Questions

Industry expert Lee Mauk offers in-depth answers to questions from SAPs, employers and employees.

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Ask Lee

Lee Mauk is a nationally recognized expert of DOT regulations for drug and alcohol testing, and seasoned consultant about all things SAP.

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How to Become a SAP

Want to serve as a U.S. Department of Transportation Substance Abuse Professional (SAP)? Learn about the qualifications and training required.