FMCSA ELP Guidance Roadside Policy (MC-SEE-2026-0002)

This policy memorandum provides guidance to Federal Motor Carrier Safety Administration (FMCSA) enforcement personnel providing oversight of Title 49 of the Code of Federal Regulations (49 CFR) part 391 in conducting North American Standard (NAS) Driver and Vehicle Inspections who need to...

Non-domiciled CDL Review

A list of states that have received a preliminary determination of substantial noncompliance for their issuance of non-domiciled CDLs: 

• California
• Colorado
• Delaware
• District of Columbia
• Illinois
• Indiana
• Iowa
• Maine
• Maryland
• Michigan
• Minnesota
• New Jersey
• New York
• North Carolina
• North Dakota
• Ohio
• Oklahoma
• Oregon
• Pennsylvania
• Rhode Island
• South Dakota
• Texas
• Utah
• Vermont
• Washington

Does an illegible, incomplete, or missing rear impact guard certification label establish a violation of 49 CFR 393.86(a)(6), or indicate that the impact guard did not meet the NHTSA's strength and energy absorption requirements applicable to...

FMCSA-VEH-393.86-FAQ001(2024-12-10)

Question: Does an illegible, incomplete, or missing rear impact guard certification label establish a violation of 49 CFR 393.86(a)(6), or indicate that the impact guard did not meet...

Commercial Driver’s License Standards: Regulatory Guidance Concerning Third Party Testers Conducting the Knowledge Test, 87 Fed. Reg. 6045 (Feb. 3, 2022)

FMCSA-FR-87FR6045(2022-02-03)

Commercial Driver’s License Standards: Regulatory Guidance Concerning Third Party Testers Conducting the Knowledge Test, 87 Fed. Reg. 6045 (Feb. 3, 2022)

The Federal Register text can be...

Adjudication Decisions

Regulatory Guidance on the Designation of Steerable Rear Axle Operators (Tillermen) as Drivers of Commercial Motor Vehicles, 76 Fed. Reg. 32327

Regulation / Statute Cite (if any): 49 CFR 383.3 and 390.5

Federal Register Title and Cite

Regulatory Guidance on the Designation of Steerable Rear Axle Operators (Tillermen) as Drivers of Commercial Motor Vehicles, 76 Fed. Reg. 32327 (June 6, 2011)

The...

Section 222 of the Motor Carrier Safety Improvement Act of 1999; Clarification of Agency Policy Statement, 69 Fed. Reg. 77828

Federal Register Title and Cite

Section 222 of the Motor Carrier Safety Improvement Act of 1999; Clarification of Agency Policy Statement, 69 Fed. Reg. 77828 (Dec. 28, 2004)

The Federal Register text can be found on the Federal Register website. To view the...

If an interstate driver gets stopped by a State enforcement officer for an inspection, would the inspecting officer be enforcing the Federal regulations or State regulations?

Question 1: If an interstate driver gets stopped by a State enforcement officer for an inspection, would the inspecting officer be enforcing the Federal regulations or State regulations?

Guidance: A State enforcement officer can only enforce State laws. However, under the Motor Carrier...

Are crashes involving motorists striking attenuator trucks while the impact attenuators or crash cushions are deployed included within the definition of ‘‘accident’’ with regard to the motor carrier responsible for the operation of the attenuator truck?

Question 33: Are crashes involving motorists striking attenuator trucks while the impact attenuators or crash cushions are deployed included within the definition of ‘‘accident’’ with regard to the motor carrier responsible for the operation of the attenuator truck?

Guidance: No....

Do electronic devices which are advertised as radar jammers meet the definition of a radar detector in 49 CFR 390.5T?

Question 21: Do electronic devices which are advertised as radar jammers meet the definition of a radar detector in 49 CFR 390.5T?

Guidance: Devices that are said to reflect incoming energy passively or to transmit steadily on the same frequency as police radar units are not radar...