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Regulatory Guidance

Welcome to the FMCSA Guidance Portal. This web portal is a searchable, indexed database that contains and links to all guidance documents in effect from the Federal Motor Carrier Safety Administration. The guidance documents lack the force and effect of law, unless expressly authorized by statute or incorporated into a contract.

To comment on any guidance document, or to request issuance, reconsideration, modification, or rescission of any guidance document, please identify the guidance document in your request and send it to: FMCSAguidance@dot.gov. NOTE: The FMCSAguidance mailbox is not intended to serve as a mailbox for general inquiries. For inquiries that go beyond the limited purpose of the FMCSAguidance mailbox, please call FMCSA's Information Line (800-832-5660) or visit FMCSA's "Contact Us" page to send your inquiry to the appropriate mailbox.

Subject Agency Identifier Topic Issued Date
Question 3: Is a motor carrier required to accept a certificate from the driver’s regularly employing motor carrier certifying that the driver is qualified per §391.65? FMCSA-DQ-391.65-Q003 Drivers furnished by other motor carriers
Question 4: If a driver furnished by another motor carrier is in the second carrier’s service for a period of 7 consecutive days or more, may the driver still fall under the exemption in §391.65? FMCSA-DQ-391.65-Q004 Drivers furnished by other motor carriers
To what extent must a motor carrier review a driver’s overall driving record to comply with the requirements of § 391.25? FMCSA-DQ-391.25-Q001-RESCINDED Driving record annual inquiry
Question 1: May a driver be exempted from wearing seat belts because of a medical condition such as claustrophobia? FMCSA-DRV-392.16-Q001 Use of seat belts
Is a driver service or leasing company that is not a motor carrier permitted to perform annual reviews of driving records (§391.25) on the drivers it furnishes to motor carriers? FMCSA-DQ-391.25-Q002 Driving record annual inquiry
Question 2: Are motorcoach passengers required to wear seat belts? FMCSA-DRV-392.16-Q002 Use of seat belts
Are notifications to a motor carrier by a driver convicted of a driver violation as required by §383.31 to be maintained in the driver’s qualification file as part of the supporting documentation or certifications noted in the requirements listed in §391 FMCSA-DQ-391.27-Q001-RESCINDED Record of violations
Question 1: What protection is afforded a driver for refusing to violate the Federal Motor Carrier Safety Regulations (FMCSRs)? FMCSA-DRV-392.3-Q001 Ill or fatigued driver
Are employers still required to administer road tests since all States have implemented CDL skills testing? FMCSA-DQ-391.31-Q001 Road test
Question 1: Do possession and use of alcoholic beverages in the passenger area of a motorcoach constitute ‘‘possession’’ of such beverages under §392.5(a)(3)? FMCSA-DRV-392.5-Q001 Alcohol prohibition