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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
Hours of Service Examples FMCSA-HOS-395-HOS-EXAMPLES(2022-04-28) Hours of Service Examples
Interstate Truck Driver’s Guide to Hours of Service FMCSA-HOS-395-DRIVERS-GUIDE-TO-HOS(2022-04-28) Hours of Service Regulations for Property Carriers
Implementation of Household Goods Working Group Recommendations, 87 Fed. Reg. 24431 (April 26, 2022) FMCSA-FR-87FR24431(2022-04-26) Household Goods
Can the partial vehicle identification number (VIN) value obtained from the controller area network bus be used for reporting? FMCSA-ELD-395-Q035(2022-03-10) ELD Guidance
If the vehicle does not track engine hours, can the record begin with “0”? FMCSA-ELD-395-Q060(2022-03-10) ELD Guidance
How should an electronic logging device (ELD) record a driver’s hours of service when operating in another country such as Canada? FMCSA-ELD-395-Q038(2022-03-10) ELD Guidance
To ensure that the list of self-certified electronic logging devices (ELDs) is current, ELD providers must notify FMCSA of any major changes to their device. What constitutes a major change to an ELD? FMCSA-ELD-395-Q082(2022-03-10) ELD Guidance
Would server-based events (e.g., edits and assignment of unassigned events) generate a different sequence ID than that generated by the electronic logging device (ELD)? FMCSA-ELD-395-Q061(2022-03-10) ELD Guidance
When should a driver who has experienced an electronic logging device (ELD) malfunction switch to paper record of duty status (RODS)? FMCSA-ELD-395-Q040(2022-03-10) ELD Guidance
Can a user edit or change automatically recorded driving time that has been recorded by an electronic logging device (ELD) to non-driving time? FMCSA-HOS-ELD-395-FAQ51(2022-03-10) ELD Guidance