1910.134(f)(3): OSHA rule
Key takeaways
- 1910.134(f)(3) is part of OSHA's general industry standards (29 CFR Part 1910, Subpart I).
- Related part: 1910.134(f) Fit testing (2,215 citations).
- Free 5-minute toolbox talk for your crew below.
In this article
What this rule covers
29 CFR 1910.134(f)(3) is one requirement inside 1910.134 Respiratory protection, an OSHA general industry standard (Part 1910, Subpart I). 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
(3) The employer shall conduct an additional fit test whenever the employee reports, or the employer, PLHCP, supervisor, or program administrator makes visual observations of, changes in the employee's physical condition that could affect respirator fit. Such conditions include, but are not limited to, facial scarring, dental changes, cosmetic surgery, or an obvious change in body weight.
Source: eCFR, text current as of 2026-10-15. Read all of 1910.134.
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OSHA interpretation letters
- Tuberculosis and Respiratory Protection. (2007-05-17)
- Tuberculosis and Respiratory Protection: prohibition on enforcement of annual fit testing requirements during fiscal year 2006. (2006-02-22)
- Tuberculosis and Respiratory Protection: prohibition of enforcing annual fit testing requirements during 2005 fiscal year; enforcement of other 1910.134 provisions. (2004-12-22)
Related parts of this rule
- 1910.134(f) Fit testing 2,215 citations
- 1910.134(f)(2) 1,496 citations
- 1910.134(f)(1) 668 citations
- 1910.134(f)(5) 12 citations
- 1910.134(f)(6) 5 citations
- 1910.134(f)(7) 1 citations
- 1910.134(f)(4)
- 1910.134(f)(8)
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About this page
Sources
- 29 CFR 1910.134 (eCFR), text current as of 2026-10-15
- U.S. Department of Labor enforcement data: OSHA inspections, citations and accident records, copied nightly
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.