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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
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
What electronic logging device (ELD)-recorded data may not be edited? FMCSA-ELD-395-Q027(2022-03-10) ELD Guidance
Can a driver have more than one user account? FMCSA-ELD-395-Q032(2022-03-10) ELD Guidance
Can electronic logging device (ELD) events remain unassigned after a trip is assigned to a driver? FMCSA-ELD-395-Q054(2022-03-10) ELD Guidance
Can a mobile app and the vehicle engine communicate over a cellular network? FMCSA-ELD-395-Q034(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
Is there a requirement to indicate odometer or positioning at the beginning and end of a Yard Move category? FMCSA-ELD-395-Q072(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
Does the size requirement for print display listed in section 4.8.1.3(c)(1) of 49 CFR part 395 subpart B Appendix A also apply to the on-screen display? FMCSA-HOS-ELD-TECH-395-FAQ56(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