1910.66(e)(3): Roof guarding
Key takeaways
- 1910.66(e)(3) is part of OSHA's general industry standards (29 CFR Part 1910, Subpart F).
- Related part: 1910.66(e)(2)(iii).
- Free 5-minute toolbox talk for your crew below.
In this article
What this rule covers
29 CFR 1910.66(e)(3) ("Roof guarding") is one requirement inside 1910.66 Powered platforms for building maintenance, an OSHA general industry standard (Part 1910, Subpart F). It includes 2 sub-paragraphs. 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) Roof guarding.
(i) Employees working on roofs while performing building maintenance shall be protected by a perimeter guarding system which meets the requirements of paragraph (c)(1) of § 1910.23 of this part.
(ii) The perimeter guard shall not be more than six inches (152 mm) inboard of the inside face of a barrier, i.e. the parapet wall, or roof edge curb of the building being serviced; however, the perimeter guard location shall not exceed an 18 inch (457 mm) setback from the exterior building face.
Source: eCFR, text current as of 2026-10-15. Read all of 1910.66.
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A 5-minute crew talk on 1910.66(e)(3), plus alerts when this rule changes. Free.
OSHA interpretation letters
- Fall protection for employees exposed to hazardous falls from roofs. (1987-08-13)
- Inspections required for powered platforms for exterior building maintenance. (1975-08-25)
Related parts of this rule
- 1910.66(e)(2)(iii)
- 1910.66(e)(9) Emergency planning
- 1910.66(e)(2)(iv)
- 1910.66(e)(2)(i)
- 1910.66(e)(2) Tie-in guides
- 1910.66(e) Powered platform installations—Affected parts of buildings
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About this page
Sources
- 29 CFR 1910.66 (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.