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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
How do authorized users sign up to access the Clearinghouse? FMCSA-D&A-CLEAR-382.711-FAQ003 Guidance on Authorized User Registration
Suspension of Motor Carrier Operating Authority Registration for Invalid Process Agent (BOC-3) Filings (MC-RS-2019-0002) FMCSA-REG-366-SUSPENSION OF OPERATING AUTHORITY REGISTRATION FOR INVALID BOC-3 FILINGS Suspension of Operating Authority Registration for Invalid Process Agent Filings
Crash Preventability Determination Program, 84 FR 38087 FMCSA-FR-84FR38087.2019.08.05 crash preventability
Advisory: Declaring the Transportation of Anhydrous Ammonia and Class 3, Flammable Liquids When Filing FMCSA Registration. FMCSA-HM-ADVISORY.2019.06.05 Hazardous Materials
ELD Carrier-Driver Training FMCSA-HOS-ELD-TRAINING-395-FAQ3 ELD Guidance
ELD Provider Training FMCSA-HOS-ELD-TRAINING-395-FAQ4 ELD Guidance
Does the Federal Motor Carrier Safety Administration (FMCSA) provide a sample of a limited consent request? FMCSA-D&A-CLEAR-382.703-FAQ005 Guidance on using Sample General Consent Form Provided by FMCSA
How does the Clearinghouse impact employers of commercial driver’s license (CDL) and commercial learner’s permit (CLP) holders? FMCSA-D&A-CLEAR-382-FAQ021 Guidance on how the Clearinghouse impacts employers
Is a social security number (SSN) or employee identification number (EIN) required to enter a driver’s violation in the Clearinghouse? FMCSA-D&A-CLEAR-382.705-FAQ003 Clearinghouse FAQ
Should an employer report to the Clearinghouse the results of a test conducted under the authority of another U.S. Department of Transpiration (DOT) agency? FMCSA-D&A-CLEAR-382.705-FAQ009 Guidance clarifying that only part 382 violations are reported to the Clearinghouse