StacksVerified U.S. regulatory reference

49 CFR §175.20

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
An air carrier may not transport a hazardous material by aircraft unless each of its hazmat employees involved in that transportation is trained as required by subpart H of part 172 of this subchapter. In addition, air carriers must comply with all applicable hazardous materials training requirements in 14 CFR part 121 and 135.