# -13 Fixtures.

**Citation:** 49 CFR 179.500-13  
**Type / status:** regulation / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2026-08-18  
**Published:** Not stated

(a) Attachments, other than those mounted on tank covers or serving as threaded closures for the ends of the tank, are prohibited.

(b) [Reserved]

## Document text

(a) Attachments, other than those mounted on tank covers or serving as threaded closures for the ends of the tank, are prohibited.

(b) [Reserved]

## Provenance

- Official: Yes
- Source: <https://www.ecfr.gov/on/2026-08-18/title-49/section-179.500-13>
- Source ID: `ecfr`
- SHA-256: `a4dc8542fdeec8615e29b4f06a4a7b391103f64eb2de78e63a934910e5bed716`
- Retrieved: 2026-08-20T05:46:20.606Z
- Exported: 2026-08-24T04:12:11.996Z
- Document slug: `49-cfr-179-500-13`

### Source metadata

```json
{
  "cfrTitle": 49,
  "part": "179",
  "section": "179.500-13",
  "subpart": "Subpart F—Specification for Cryogenic Liquid Tank Car Tanks and Seamless Steel Tanks (Classes DOT-113 and 107A)",
  "corpusVersion": "2026-08-18",
  "jurisdiction": "US"
}
```