Question: are motor vehicles considered hazardous materials?
Answer: Even though vehicles being transported by motor vehicle are subject only to 49 CFR 173.220 of the Hazardous Materials Regulations (HMRs), they meet the definition of “Hazardous material” in 49 CFR 171.8 because “Vehicle, flammable gas powered” and “Vehicle, flammable liquid powered” are designated as hazardous in 49 ...