# Stowage of Division 2.1 (flammable gas) materials.

**Citation:** 49 CFR 176.230  
**Type / status:** regulation / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2026-08-18  
**Published:** Not stated

Division 2.1 (flammable gas) materials transported in Specification 106A or 110A multi-unit car tanks must be stowed on deck only, and must be protected from sources of heat.

[78 FR 1095, Jan. 7, 2013]

## Document text

Division 2.1 (flammable gas) materials transported in Specification 106A or 110A multi-unit car tanks must be stowed on deck only, and must be protected from sources of heat.

[78 FR 1095, Jan. 7, 2013]

## Provenance

- Official: Yes
- Source: <https://www.ecfr.gov/on/2026-08-18/title-49/section-176.230>
- Source ID: `ecfr`
- SHA-256: `c7290f213746b6a90bd887f90add34dd82778211c24a08730c1e3ee5e607b25c`
- Retrieved: 2026-08-20T05:46:14.489Z
- Exported: 2026-08-24T05:20:35.137Z
- Document slug: `49-cfr-176-230`

### Source metadata

```json
{
  "cfrTitle": 49,
  "part": "176",
  "section": "176.230",
  "subpart": "Subpart H—Detailed Requirements for Class 2 (Compressed Gas) Materials",
  "corpusVersion": "2026-08-18",
  "jurisdiction": "US"
}
```