Do I Need a USDOT Number?
Does one or more of the following apply?
A. I carry one or more types of Hazardous Materials that require a Safety Permit:
- Highway Route Controlled Quantities (HRCQ) of radioactive materials.
- More than 25 kg (kilograms) (55 pounds) of a Division 1.1, 1.2, or 1.3 material or a quantity of Division 1.5 material that requires placarding.
- For materials that meet the definition of “material poisonous by inhalation” (TIH) as defined in 49 CFR 171.8: More than 1 liter (L)(1.08 quarts) per package of a material meeting the definition of a Hazard Zone A TIH material, a material meeting the definition of a Hazard Zone B TIH material in a bulk package (capacity greater than 450 liters [119 gallons]), or a material meeting the definition of a Hazard Zone C or D TIH material in a bulk packaging that has a capacity greater than 13,248 L (3,500 gallons).
- Shipments of compressed or refrigerated liquid methane or liquefied natural gas with a methane content of at least 85% in a bulk packaging that has a capacity greater than 13,248 L (3,500 gallons).
B. My state of domicile requires me to obtain a USDOT Number. Apart from FMCSA's regulations, some states require their intrastate carrier registrants to obtain a USDOT Number (click here to see if your state is on the list).