# Compliance and training.

**Citation:** 49 CFR 175.20  
**Type / status:** regulation / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2026-08-18  
**Published:** Not stated

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 requirement

## Document text

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.

## Provenance

- Official: Yes
- Source: <https://www.ecfr.gov/on/2026-08-18/title-49/section-175.20>
- Source ID: `ecfr`
- SHA-256: `b9107973332f2a3f6050e60b94a91629a46723a02c6a510e1ed4960930d82e71`
- Retrieved: 2026-08-20T05:46:09.467Z
- Exported: 2026-08-22T23:11:43.206Z
- Document slug: `49-cfr-175-20`

### Source metadata

```json
{
  "cfrTitle": 49,
  "part": "175",
  "section": "175.20",
  "subpart": "Subpart A—General Information and Regulations",
  "corpusVersion": "2026-08-18",
  "jurisdiction": "US"
}
```