1910.119(d)(3)(iii): OSHA rule
Key takeaways
- 1910.119(d)(3)(iii) is part of OSHA's general industry standards (29 CFR Part 1910, Subpart H).
- OSHA cited it 2 times in the last 3 years, in 2 inspections, with $7,093 in current penalties.
- Related part: 1910.119(d) Process safety information (190 citations).
- Free 5-minute toolbox talk for your crew below.
In this article
What this rule covers
29 CFR 1910.119(d)(3)(iii) is one requirement inside 1910.119 Process safety management of highly hazardous chemicals, an OSHA general industry standard (Part 1910, Subpart H). The official text below is copied word for word from the Electronic Code of Federal Regulations (eCFR). The numbers, injury cases and training on this page show how OSHA enforces it on real job sites.
Official text
(iii) For existing equipment designed and constructed in accordance with codes, standards, or practices that are no longer in general use, the employer shall determine and document that the equipment is designed, maintained, inspected, tested, and operating in a safe manner. 2 citations
Source: eCFR, text current as of 2026-10-15. Read all of 1910.119.
Where and how often it was cited
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OSHA interpretation letters
- Determination of safety for existing process equipment is required prior to start-up. (2001-01-30)
- Recalculating pressure vessel design; codes "no longer in use." (1998-03-05)
Related parts of this rule
- 1910.119(d) Process safety information 190 citations
- 1910.119(d)(3) Information pertaining to the equipment in the process 135 citations
- 1910.119(d)(3)(i) 83 citations
- 1910.119(d)(3)(ii) 48 citations
- 1910.119(d)(2) Information pertaining to the technology of the process 38 citations
- 1910.119(d)(2)(i) 36 citations
- 1910.119(d)(3)(i)(B) 30 citations
- 1910.119(d)(3)(i)(D) 14 citations
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About this page
Sources
- 29 CFR 1910.119 (eCFR), text current as of 2026-10-15
- U.S. Department of Labor enforcement data: OSHA inspections, citations and accident records, copied nightly; data as of 2026-10-21
3-year window. Federal OSHA only; state-plan rules are not counted. Plain-language text is a summary, not legal advice; the official text controls. Black Belt Safety is not part of OSHA or the Department of Labor.