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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
Does the term “insured,” as used on Form MCS-90B, Endorsement for Motor Carrier Policies of Insurance for Public Liability, or “Principal”, as used on Form MCS-82B, Motor Carrier Public Liability Surety Bond, mean the motor carrier named in the endorsemen FMCSA-INS-387.39-Q004 Meaning of “insured” and “Principal” on Form MCS-90B and MCS-82B respectively
Does the term “insured,” as used on Form MCS-90, Endorsement for Motor Carrier Policies of Insurance for Public Liability, or “Principal”, as used on Form MCS-82, Motor Carrier Liability Surety Bond, mean the motor carrier named in the endorsement or sure FMCSA-INS-387.15-Q005 Meaning of “insured” and “Principal” on Form MCS-90 and MCS-82 respectively
Regulatory Guidance for Forms Used To Establish Minimum Levels of Financial Responsibility of Motor Carriers, 70 FR 58065 FMCSA-FR-70FR58065.2005.10.05 Motor Carrier Insurance Forms
Regulatory Guidance for Forms Used To Establish Minimum Levels of Financial Responsibility of Motor Carriers, 70 FR 58065 FMCSA-FR-70FR58065.2005.10.05 Motor Carrier Insurance Forms
Section 222 of the Motor Carrier Safety Improvement Act of 1999; Clarification of Agency Policy Statement, 69 Fed. Reg. 77828 FMCSA-FR-69FR7782.2004.12.28 Maximum Civil Penalties
Section 222 of the Motor Carrier Safety Improvement Act of 1999; Clarification of Agency Policy Statement, 69 Fed. Reg. 77828 FMCSA-FR-69FR7782.2004.12.28 Maximum Civil Penalties
Section 222 of the Motor Carrier Safety Improvement Act of 1999; Clarification of Agency Policy Statement, 69 Fed. Reg. 77828 FMCSA-FR-69FR7782.2004.12.28 Maximum Civil Penalties
May motor carriers use third parties to ask State agencies for copies of the driving record of driver-applicants? FMCSA-DQ-391.23-Q002-RESCINDED Driver investigations and inquiries
Must a driver’s application for employment include a social security number (SSN), as required by section 391.21(b)(2), if the applicant has religious objections to the SSN and the Social Security Administration does not require him or her to hold such a FMCSA-DQ-391.21-Q004 Driver employment application
Section 390.3T(f)(5) provides an exemption from the FMCSRs for the operation of fire trucks and rescue vehicles while such vehicles are being used in emergency and related operations. What is meant by the phrase “emergency and related operations?” FMCSA-RG-390.3T-FAQ027 Meaning of “emergency and related operations”