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FMCSA Field Office: For assistance with interpreting what USDOT regulations mean for you and your company (Hours of Service, Safety Audit, Compliance Review) , please contact the …
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Dec 23, 2025 · Inquiry Type Required USDOT or Operating Authority Drug & Alcohol Clearinghouse Launch Chat
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Answer-Detail - ask.fmcsa.dot.gov
Dec 5, 2014 · You have the option to apply online or by sending the corresponding OP series form as applicable. Additionally, you will need to pay the appropriate fee of $300 per type of …