Regulationcurrent
49 CFR 172.1
Purpose and scope.
Current as of 2026-08-18 Government source
eCFR editorial compilationAuthoritative but unofficial
View source This part lists and classifies those materials which the Department has designated as hazardous materials for purposes of transportation and prescribes the requirements for shipping papers, package marking, labeling, and transport vehicle placarding applicable to the shipment and transportation of those hazardous materials.#