What Hazardous Materials require a Hazardous Materials Safety Permit?

FAQ 4: What Hazardous Materials require a Hazardous Materials Safety Permit?

Answer: The following hazardous materials carried in these quantity amounts will require an HM Safety Permit:

Actual Knowledge – traffic citation: Would a document, other than a traffic citation, charging an employee-driver with operating a CMV while under the influence of drugs or alcohol provide a sufficient basis for the employer’s actual knowledge, as defined

Guidance on what charging documents provide a sufficient basis for the employer’s actual knowledge.

Actual Knowledge – traffic citation: Would a document, other than a traffic citation, charging an employee-driver with operating a CMV while under the influence of drugs or...

May a motor carrier switch from a 60-hour/7-day limit to a 70-hour/8-day limit or vice versa?

Hours of Service Maximum Driving Time

§395.3 Maximum driving time for property-carrying vehicles.  

Question 1: May a motor carrier switch from a 60-hour/7-day limit to a 70-hour/8-day limit or vice versa?

Guidance: Yes. The only restriction...

Does § 393.41 prohibit air brake systems from being equipped with a means to release the spring brakes for purposes of towing disabled vehicles in emergency situations?

Section § 393.41: Parking brake systems.

Question 2: Does § 393.41 prohibit air brake systems from being equipped with a means to release the spring brakes for purposes of towing disabled vehicles in emergency situations?

Guidance: No, provided the brakes are designed and...

Can a Canada/Mexico-domiciled motor carrier’s driver manually enter the vehicle identification number (VIN) for the power unit if the ELD is unable to automatically retrieve the VIN from the engine?

NOTE: This guidance reflects minor correction(s) (e.g., for grammar, typographical errors, or consistency) made on March 10, 2022.

FMCSA-HOS-ELD-TECH-395-FAQ73(2018-03-05)-CORR1

Question: Can a Canada/Mexico-...

Where can I obtain the MCS-150B form?

FAQ 3: Where can I obtain the MCS-150B form?

Answer:  Hard copies of the MCS-150B are available through each FMCSA Division Office.  Information about the location of Division Offices is available on FMCSA’s website at: www.fmcsa.dot.gov.

Downloadable versions...

How do I apply for a Hazardous Materials Safety Permit?

FAQ 2:  How do I apply for a Hazardous Materials Safety Permit?

Answer:   A carrier would file the MCS-150B form to start the application process. A carrier that does not have a USDOT Number will receive one by filing the MCS-150B.

Downloadable versions of...

Why Is FMCSA requiring a Hazardous Materials Safety Permit?

FAQ 1:  Why Is FMCSA requiring a Hazardous Materials Safety Permit?

Answer:  There were several compelling reasons for the rulemaking. Congress passed a law (49 U.S.C. 5109) which required FMCSA to have a permit program. In addition, as part of a settlement agreement with...

If a driver drives in a non-commercial vehicle to take a physical examination, should the duty status be recorded as on-duty not driving, or as off-duty? Would the answer change if the motor carrier directs the driver to go for the examination?

Hours of Service Definitions

§395.2 Definitions.  

Question 32: If a driver drives in a non-commercial vehicle to take a physical examination, should the duty status be recorded as on-duty not driving, or as off-duty? Would the answer change if the motor carrier...

Actual Knowledge: What is “actual knowledge” as used in 49 CFR part 382, subpart B?

Guidance on what constitutes actual knowledge.

Actual Knowledge: What is “actual knowledge” as used in 49 CFR part 382, subpart B? 

“Actual knowledge” is defined in §382.107 and means actual knowledge by an employer that a driver has used alcohol...