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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
May electronic logging device (device (ELD) providers configure the ELD to identify potential hours of service violations? FMCSA-ELD-395-Q023(2022-03-10) ELD Guidance
Can an electronic logging device (ELD) be on a smartphone or other wireless device? FMCSA-ELD-395-Q029(2022-03-10) ELD Guidance
If a driver makes an error, can that record be deleted? FMCSA-ELD-395-Q065(2022-03-10) ELD Guidance
How should an electronic logging device (ELD) respond to battery issues, such as an ELD battery dying due to high temperatures or when charge power runs out? FMCSA-ELD-395-Q062(2022-03-10) ELD Guidance
Can a carrier make edits to a driver’s record of duty status (RODS)? FMCSA-ELD-395-Q066(2022-03-10) ELD Guidance
Are Canada- and Mexico-domiciled motor carriers permitted to use automatic on-board recording devices (AOBRDS)? FMCSA-ELD-395-Q028(2022-03-10) ELD Guidance
May a motor carrier seeking to extend the period of time permitted for repair, replacement, or service of one or more electronic logging devices (ELDs) request an extension? FMCSA-ELD-395-Q030(2022-03-10)-CORR1 ELD Guidance
Does the Electronic Logging Device (ELD) rule require that the driver have editing capabilities? FMCSA-ELD-395-Q064(2022-03-10) ELD Guidance
Are motor carriers that meet the agricultural exemption defined in 49 CFR 395.1(k) or the covered farm vehicle § 395.1(s) subject to the Electronic Logging Device (ELD) rule? FMCSA-ELD-395-Q031(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