29 CFR 1926 · Construction · Subpart D

1926.65(n)(3): Toilet facilities

By Black Belt Safety Editorial Team Official text as of octubre 15, 2026 3 min read

Key takeaways

  • 1926.65(n)(3) is part of OSHA's construction standards (29 CFR Part 1926, Subpart D).
  • Related part: 1926.65(n) Sanitation at temporary workplaces.
  • Free 5-minute toolbox talk for your crew below.
In this article
  1. What this rule covers
  2. Official text
  3. Free toolbox talk
  4. OSHA interpretation letters
  5. Related parts of this rule
  6. Get your crew competent
  7. About this page

What this rule covers

29 CFR 1926.65(n)(3) ("Toilet facilities") is one requirement inside 1926.65 Hazardous waste operations and emergency response, an OSHA construction standard (Part 1926, Subpart D). It includes 9 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) Toilet facilities.

(i) Toilets shall be provided for employees according to the following Table D-65.2.

Table D-65.2—Toilet Facilities

Number of employees Minimum number of facilities
20 or fewer One.
More than 20, fewer than 200 One toilet seat and one urinal per 40 employees.
More than 200 One toilet seat and one urinal per 50 employees.

(ii) Under temporary field conditions, provisions shall be made to assure that at least one toilet facility is available.

(iii) Hazardous waste sites not provided with a sanitary sewer shall be provided with the following toilet facilities unless prohibited by local codes:

(A) Chemical toilets;

(B) Recirculating toilets;

(C) Combustion toilets; or

(D) Flush toilets.

(iv) The requirements of this paragraph for sanitation facilities shall not apply to mobile crews having transportation readily available to nearby toilet facilities.

(v) Doors entering toilet facilities shall be provided with entrance locks controlled from inside the facility.

Source: eCFR, text current as of 2026-10-15. Read all of 1926.65.

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OSHA interpretation letters

Related parts of this rule

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About this page

Sources

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.

Written and reviewed by

Black Belt Safety Editorial Team

Site Safety Officer and Safety Professional

OSHA 30 · CPR · USACE CQM

Written and reviewed by the Black Belt Safety team. Every post is checked against the OSHA standard or agency source it cites.

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