StacksVerified U.S. regulatory reference

48 CFR §23.301

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Hazardous material is defined in the latest version of Federal Standard No. 313. Federal Standards are sold to the public and Federal agencies through: General Services Administration, Specifications Unit (3FBP-W), 7th & D Sts., SW., Washington, DC 20407.