An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
This page shows Department of Transportation content pertaining to a specific tag. If you cannot find what you’re looking for on this page, please use the search box in the top right of our website.
FAQ 8: Do the Hazardous Materials Safety Permit requirements apply to U.S. territories such as Puerto Rico?
Answer: Yes. The HM Safety Permit requirements are enacted under the authority of the Hazardous Materials Law, which applies to U.S. Territories.
FAQ 7: Are government entities covered under the Hazardous Materials Safety Permit Regulations?
Answer: No. Government entities do not fall under the definition of a motor carrier. Private contractors working for a government entity are considered motor carriers and are covered...
FAQ 6: What are carriers required to do to obtain and keep a Hazardous Materials Safety Permit?
Answer: Carriers will be required to:
Maintain a "satisfactory" safety rating in order to obtain and hold a safety permit Maintain their crash rating, and their driver, vehicle,...FAQ 5: Is Anhydrous Ammonia covered under the Hazardous Materials Safety Permit Program?
Answer: Due to Anhydrous Ammonia (ammonia, anhydrous) having both international and domestic entries in the Hazardous Materials Table (HMT) (See 49 CFR § 172.101), considerations must be made...
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:
Radioactive Materials: A highway route-controlled quantity of Class 7 material, as...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...
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...
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...
Question 3: Is personal conveyance treated any differently when the driver is hauling hazardous materials? Guidance: No. There is no restriction on personal conveyance regarding hazardous materials transportation, provided that the driver complies with provisions of 49 CFR parts 177 and...
Hazardous Materials Safety Permits
Section § 385.415: What operational requirements apply to the transportation of a hazardous material for which a permit is required?Question 1: When must a driver transporting a hazardous material described under §385.403 communicate...