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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
Purpose, Use and Effect of the Field Operations Training Manual; Notice of Interpretation of Internal Agency Document, 74 Fed. Reg. 24897 FMCSA-FR-74FR24897.2009.05.26 general
Supplemental Policy on Assessing Maximum Fines under the Motor Carrier Safety Improvement Act of 1999 (MCSIA) Section 222, 74 Fed. Reg. 14184 FMCSA-FR-74FR14184.2009.03.30 Maximum Civil Penalties
Supplemental Policy on Assessing Maximum Fines under the Motor Carrier Safety Improvement Act of 1999 (MCSIA) Section 222, 74 Fed. Reg. 14184 FMCSA-FR-74FR14184.2009.03.30 Maximum Civil Penalties
Use of Advanced Information Technologies to Monitor Compliance with the Federal Motor Carrier Safety Regulations, 73 Fed. Reg. 69717 FMCSA-FR-75FR69717.2008.11.19 Hours of Service
Use of Advanced Information Technologies to Monitor Compliance with the Federal Motor Carrier Safety Regulations, 73 Fed. Reg. 69717 FMCSA-FR-75FR69717.2008.11.19 Hours of Service
FMCSA Policy on Considering the Preventability of Crashes in Administrative Review Requests of Hazardous Materials Safety Permit Denials Based Upon Crash Rates in the Top 30 Percent of the National Average Under 49 CFR 385.407; Notice of Enforcement Polic FMCSA-FR-73FR53383.2008.09.16 Hazardous Materials Safety Permits
FMCSA Policy on Calculating Crash Rates and Driver, Vehicle, and Hazardous Materials Out-of-Service Rates and the Top 30 Percent of the National Average Under 49 CFR 385.407; Notice of Enforcement Policy, 72 Fed. Reg. 62795 FMCSA-FR-72FR62795.2007.11.07 Hazardous Materials Safety Permits
Regulatory Guidance for Recording of Commercial Motor Vehicle Accidents Involving Fires; Correction, 72 Fed. Reg. 44792 FMCSA-FR-72FR44792.2007.08.09 Accident Reporting
Regulatory Guidance for Recording of Commercial Motor Vehicle Accidents Involving Fires; Correction, 72 Fed. Reg. 44792 FMCSA-FR-72FR44792.2007.08. Accident Reporting
Registration of Brokers and Freight Forwarders of Non-Household Goods, Notice of Determination, 71 Fed. Reg. 50115 FMCSA-FR-71FR50115.2006.08.24 Registration of Brokerd and Freight forwarders