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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
Are employers required to refer a discharged employee to an SAP? FMCSA-D&A-382.605-Q4 Treatment Requirements for Discharged Employee
Question 20: Is a multi-day DVIR acceptable under § 396.11 and 396.13? FMCSA-VM-396.11-Q020 Driver vehicle inspection reports
Question 14: Is it acceptable for the proof of periodic inspection to be written in Spanish? FMCSA-VM-396.17-Q14.cm May proof of periodic inspection be written in Spanish?
Is this “mandatory information” that required of a normal RODS under section 395.8(d) or that of the 100 air-mile radius exemption under section 395.1(e)(5)? FMCSA-HOS-395.8-Q19 Hours of Service Records of Duty Status
May a motor carrier require fingerprinting as a pre-employment condition? FMCSA-RG-390.3T-Q008 Fingerprinting potential CMV drivers, 3990.3, 390.3T
The definition of a passenger CMV is a vehicle ‘‘designed to transport’’ more than 15 passengers, including the driver. Does that include standing passengers if the vehicle was specifically designed to accommodate standees? FMCSA-RG-390.5T-Q025 Does passenger capacity include standing passenger
Is a vehicle used to transport or tow an anhydrous ammonia nurse tank considered a CMV and subject to FMCSRs? FMCSA-RG-390.5T-Q002 Applicability of FMCSRs to vehicles towing nurse tanks
How does §391.63 apply when motor carriers obtain, from a driver leasing service, intermittent, casual, or occasional drivers who are on temporary assignments to multiple motor carriers? FMCSA-DQ-391.63-Q002 Multiple-employer drivers
Part 390 § 390.3T General applicability Question 21 FMCSA-RG-390.3T-Q021 Extent of exception for transportation of personal property
Is a driver who is on-duty, but has not been assigned a driving task, considered to be ready to perform a safety-sensitive function as defined in §382.107 subjecting the driver to random alcohol testing? FMCSA-D&A-382.305-Q01 Guidance on whether a driver who is on-duty, but has not been assigned a driving task, is considered to be ready to perform a safety-sensitive function