# a \[Reserved\]

**Citation:** 49 CFR 171.12a  
**Type / status:** regulation / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2026-08-18  
**Published:** Not stated



## Document text



## Provenance

- Official: Yes
- Source: <https://www.ecfr.gov/on/2026-08-18/title-49/section-171.12a>
- Source ID: `ecfr`
- SHA-256: `cfcfd39de3d7c1126ad15b7a2f4db6bbc166fe7f0c363ad9518b4e160e4e6a5b`
- Retrieved: 2026-08-20T05:45:53.607Z
- Exported: 2026-08-23T16:09:25.102Z
- Document slug: `49-cfr-171-12a`

### Source metadata

```json
{
  "cfrTitle": 49,
  "part": "171",
  "section": "171.12a",
  "subpart": "Subpart A—Applicability, General Requirements, and North American Shipments",
  "corpusVersion": "2026-08-18",
  "jurisdiction": "US"
}
```