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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
Upon termination of direct assistance to a regional or local emergency relief effort, as specified in § 390.23(a), may utility company line crews return directly to the motor carrier’s terminal or the driver’s normal work reporting location without comply FMCSA-RG-390.23-FAQ004 Are utility service vehicles exempt while returning after emergency relief?
Does the emergency conditions exception in 49 CFR 395.1(b)(2) apply to a driver who planned on arriving at a specific rest area to complete his 11 hours driving and found the rest area full, forcing the driver to continue past the 11 hours driving looking FMCSA-HOS-395.1-FAQ28 Hours of Service Exceptions
What information must be submitted in a harassment complaint? FMCSA-HOS-ELD-395-FAQ70(2019-11-22)-CORR1 ELD Guidance
What information must be displayed on the electronic logging device (ELD) or provided on the ELD printout? FMCSA-HOS-ELD-TECH-395-FAQ64(2017-11-07)-CORR1 ELD Guidance
ELD Provider Training FMCSA-HOS-ELD-TRAINING-395-FAQ4 ELD Guidance
ELD Carrier-Driver Training FMCSA-HOS-ELD-TRAINING-395-FAQ3 ELD Guidance
ELD Training Checklist for Motor Carriers: Understanding Your Device FMCSA-HOS-ELD-TRAINING-395-FAQ1 ELD Guidance
Brochure provides overview of the hours-of-service rules for drivers of passenger-carrying commercial motor vehicles. FMCSA-HOS-PASS-395-PASSENGER CARRIER HOURS OF SERVICE BROCHURE Passenger Carrier Hours of Service
Can a driver edit their record after erroneously accepting a driving event that was originally recorded under the Unidentified Driver profile? FMCSA-HOS-ELD-395-FAQ61(2018-12-19)-CORR1 ELD Guidance
Can a driver be assigned driver records recorded under the Unidentified Driver profile and indicate a special driving category at the time the driver is assigned the driver records? FMCSA-HOS-ELD-395-FAQ60(2018-12-19)-CORR1 ELD Guidance