Driver (CDL) - Hazardous Materials Safety Permit

To improve truck and bus safety during transportation of hazardous materials the FMCSA requires intrastate, interstate, and foreign motor carriers to receive a Hazardous Materials Safety Permit. The following hazardous materials require a Hazardous Materials Safety Permit:

• Radioactive materials as defined in 173.403 of the HMR
• Explosives of more than 25kg (55 lbs) of a Division 1.1, 1.2, or 1.3 material, or Division 1.5 material requiring a placard under Part 172 Subpart F of 49 CFR
• Toxic by inhalation materials
• Hazard Zone A: More than one liter (1.08 qt) per package of a "material poisonous by inhalation" as stated by 171.8 of 49 CFR for hazard zone A 173.116 or 173.133
• Hazard Zone B: A "material poisonous by inhalation" as defined in 173.116 of 49 CFR in a bulk packaging capacity
• Hazard Zone C & D: A "material poisonous by inhalation" as defined in 173.116 in a packaging equal to or greater than 13,248 L (3,500 gallons)
• A methane shipment of compressed or refrigerated liquefied methane or natural gas or other liquefied gas with a methane content of at least 85% in a bulk packaging with a capacity equal to or greater than 13,248 L

These carriers must maintain a certain level of safety in their operations, and certify that they have programs in place as required by the HMR and the HM Permit regulations.

To learn more about CDL HAZMAT Transportation visit our DOT Driver (CDL) HAZMAT Transportation Online Training web page.