# Scope.

- **operation:** document
- **citation:** 49 CFR 192.221
- **title:** Scope.
- **source type:** regulation
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** current
- **official:** true
- **published on:** Not available
- **effective on:** 2026-08-18
- **summary:** (a) This subpart prescribes minimum requirements for welding steel materials in pipelines.

(b) This subpart does not apply to welding that occurs during the manufacture of steel pipe or steel pipeline components.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/49-cfr-192-221.json
- **markdown:** https://regulus.evalyn.ai/document/49-cfr-192-221.md
- **app url:** https://regulus.evalyn.ai/document/49-cfr-192-221
- **source url:** https://www.ecfr.gov/on/2026-08-18/title-49/section-192.221
**body:**

(a) This subpart prescribes minimum requirements for welding steel materials in pipelines.

(b) This subpart does not apply to welding that occurs during the manufacture of steel pipe or steel pipeline components.
- **truncated:** false
- **body characters:** 213