# Federal-State relationship.

- **operation:** document
- **citation:** 49 CFR 172.701
- **title:** Federal-State relationship.
- **source type:** regulation
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** current
- **official:** true
- **published on:** Not available
- **effective on:** 2026-08-18
- **summary:** 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 
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/49-cfr-172-701.json
- **markdown:** https://regulus.evalyn.ai/document/49-cfr-172-701.md
- **app url:** https://regulus.evalyn.ai/document/49-cfr-172-701
- **source url:** https://www.ecfr.gov/on/2026-08-18/title-49/section-172.701
**body:**

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.
- **truncated:** false
- **body characters:** 420