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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
Can a mobile app and the vehicle engine communicate over a cellular network? FMCSA-ELD-395-Q034(2022-03-10) ELD Guidance
When creating an electronic logging device (ELD) file as specified in sections 4.9 of 49 CFR part 395, subpart B, Appendix A, which records should be included? FMCSA-ELD-395-Q075(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
Can a driver have more than one user account? FMCSA-ELD-395-Q032(2022-03-10) ELD Guidance
Does the Electronic Logging Device (ELD) rule require that an ELD be able to both display electronically and print? FMCSA-ELD-395-Q037(2022-03-10) ELD Guidance
Is the ELD required to automatically change duty status from Sleeper Berth to Driving upon sensing movement? FMCSA-ELD-395-Q076(2022-03-10) ELD Guidance
Are Canada/Mexico domiciled motor carriers that operate in the United States (U.S.) eligible to use the exemptions for “covered farm vehicles” under 49 CFR 395.1(s), as defined in § 390.5, including the exemption from the hours of service rules and... FMCSA-ELD-395-Q043(2022-03-10) ELD Guidance
Can a Canada/Mexico domiciled motor carrier qualify for the hours of service exemption for agricultural operations in 49 CFR 395.1(k) while delivering an agricultural commodity in the United States (U.S.) if the motor carrier picks up the commodity ... FMCSA-ELD-395-Q041(2022-03-10) ELD Guidance
Are electronic logging devices (ELDs) required to be interoperable? FMCSA-ELD-395-Q033(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