# Special permits.

**Citation:** 49 CFR 176.31  
**Type / status:** regulation / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2026-08-18  
**Published:** Not stated

If a hazardous material is being transported by vessel under the authority of an exemption or special permit and a copy of the exemption or special permit is required to be on board the vessel, it must be kept with the dangerous cargo manifest.

[70 FR 73165, Dec. 9, 2005]

## Document text

If a hazardous material is being transported by vessel under the authority of an exemption or special permit and a copy of the exemption or special permit is required to be on board the vessel, it must be kept with the dangerous cargo manifest.

[70 FR 73165, Dec. 9, 2005]

## Provenance

- Official: Yes
- Source: <https://www.ecfr.gov/on/2026-08-18/title-49/section-176.31>
- Source ID: `ecfr`
- SHA-256: `44746e0ac93021cf2784133f27fa7059b3af67767a38a3dc5e74efc34bb41aec`
- Retrieved: 2026-08-20T05:46:14.489Z
- Exported: 2026-08-24T13:43:04.434Z
- Document slug: `49-cfr-176-31`

### Source metadata

```json
{
  "cfrTitle": 49,
  "part": "176",
  "section": "176.31",
  "subpart": "Subpart B—General Operating Requirements",
  "corpusVersion": "2026-08-18",
  "jurisdiction": "US"
}
```