# Federal-State relationship.

**Citation:** 49 CFR 172.701  
**Type / status:** regulation / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2026-08-18  
**Published:** Not stated

This subpart and the parts referenced in § 172.700(c) prescribe minimum training requirements for the transportation of hazardous materials. For motor vehicle drivers, however, a State may impose more stringent training requirements only if those requirements—

(a) Do not conflict with the training 

## Document text

This subpart and the parts referenced in § 172.700(c) prescribe minimum training requirements for the transportation of hazardous materials. For motor vehicle drivers, however, a State may impose more stringent training requirements only if those requirements—

(a) Do not conflict with the training requirements in this subpart and in part 177 of this subchapter; and

(b) Apply only to drivers domiciled in that State.

## Provenance

- Official: Yes
- Source: <https://www.ecfr.gov/on/2026-08-18/title-49/section-172.701>
- Source ID: `ecfr`
- SHA-256: `ddfd569b1a1fb34df30000c56f2d521774fa0b02e02adda53e2e50816a3b5a3a`
- Retrieved: 2026-08-20T05:45:59.130Z
- Exported: 2026-08-23T04:45:07.967Z
- Document slug: `49-cfr-172-701`

### Source metadata

```json
{
  "cfrTitle": 49,
  "part": "172",
  "section": "172.701",
  "subpart": "Subpart H—Training",
  "corpusVersion": "2026-08-18",
  "jurisdiction": "US"
}
```