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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
Lease and Interchange of Vehicles by Mexico-Domiciled Motor Carriers, 81 Fed. Reg. 83714 FMCSA-FR-81FR83714.2016.11.22 Leasing Commercial Motor Vehicles
Amendment of Regulatory Guidance Concerning the Periodic Inspection of Commercial Motor Vehicles, 81 Fed. Reg. 47732 FMCSA-FR-81FR47732.2016.07.22 periodic inspections
Crash Weighting Analysis, 81 Fed. Reg. 45206 FMCSA-FR-81FR45206.2016.07.12 crash preventability
Guidance Q&A Question 1: What if There are Problems? FMCSA-HHG-375-Moving Problems-Q001 Moving Problems
Guidance Q&A Question 1: What Should You do if You Have a Dispute with Your Mover? FMCSA-HHG-375-Moving Disputes-Q001 Disputes with Your Mover
Guidance Q&A Question 1: How to File a Moving Fraud Complaint? FMCSA-HHG-375-Moving Fraud Complaint-Q001 Part 375, Moving Household Goods, Complaints
Self-Admission of Alcohol Abuse Off-duty: A driver self admits to a company official they are abusing alcohol off-duty only. Is this a violation of part 382, and does this trigger a DOT SAP evaluation? FMCSA-D&A-382.205-FAQ001 Guidance on the consequences of a driver’s the self-admission of off-duty alcohol abuse.
FMCSA-D&A-382.301-FAQ002. FMCSA-D&A-382.301-FAQ002 Guidance on the conducting a second pre-employment when driver not placed in random pool within 30 days.
Do vehicles inspected under a periodic Canadian or Mexican inspection program comply with the FMCSA periodic inspection standards? FMCSA-BOR-VM-396-FAQ001 Cross-border commercial and non-Commercial Driver License Requirements
Inspection, Repair, and Maintenance; Periodic Inspection of Commercial Motor Vehicles; Acceptance of Mexico’s NOM–068–SCT–2–2014 Inspection Program FMCSA-FR-81FR14195.2016.03.16 periodic inspection