# -14 Attachments not otherwise specified.

- **operation:** document
- **citation:** 49 CFR 179.300-14
- **title:** -14 Attachments not otherwise specified.
- **source type:** regulation
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** current
- **official:** true
- **published on:** Not available
- **effective on:** 2026-08-18
- **summary:** Siphon pipes and their couplings on the inside of the tank head and lugs on the outside of the tank head for attaching the valve protective housing must be fusion-welded in place prior to postweld heat treatment. All other fixtures and appurtenances, except as specifically provided for, are prohibit
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/49-cfr-179-300-14.json
- **markdown:** https://regulus.evalyn.ai/document/49-cfr-179-300-14.md
- **app url:** https://regulus.evalyn.ai/document/49-cfr-179-300-14
- **source url:** https://www.ecfr.gov/on/2026-08-18/title-49/section-179.300-14
**body:**

Siphon pipes and their couplings on the inside of the tank head and lugs on the outside of the tank head for attaching the valve protective housing must be fusion-welded in place prior to postweld heat treatment. All other fixtures and appurtenances, except as specifically provided for, are prohibited.

[Amdt. 179-10, 36 FR 21355, Nov. 6, 1971]
- **truncated:** false
- **body characters:** 346