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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: 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 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-Q042(2022-03-10) ELD Guidance
Does the size requirement for print display listed in section 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
Does the Electronic Logging Device (ELD) rule require that the driver have editing capabilities? FMCSA-ELD-395-Q064(2022-03-10) ELD Guidance
If a driver sets the duty status to On-Duty Not Driving and indicates a yard move, does the driver’s duty status have to remain On-Duty Not Driving until the driver manually indicates the end of that driving status? FMCSA-ELD-395-Q077(2022-03-10) ELD Guidance
Section 4.9.1 of 49 CFR part 395, subpart B, Appendix A states than an electronic logging device (ELD) must support either telematics or local transfer for data transfer. Can an ELD offer web services and USB transfer? FMCSA-HOS-ELD-TECH-395-FAQ77(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
What is a motor carrier or driver required to do if they use two electronic logging devices (ELDs) that are not interoperable during a 7-day period? FMCSA-ELD-395-Q078(2022-03-10) ELD Guidance
ELD Registration and Certification FAQs FMCSA-ELD-Registration-and-Certification-FAQs(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