29 CFR 1910 · General Industry · Subpart H

1910.120(b)(1)(iv): Contractors and sub-contractors

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

Key takeaways

  • 1910.120(b)(1)(iv) is part of OSHA's general industry standards (29 CFR Part 1910, Subpart H).
  • Related part: 1910.120(b) Safety and health program (14 citations).
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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 1910.120(b)(1)(iv) ("Contractors and sub-contractors") is one requirement inside 1910.120 Hazardous waste operations and emergency response, 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

(iv) Contractors and sub-contractors. An employer who retains contractor or sub-contractor services for work in hazardous waste operations shall inform those contractors, sub-contractors, or their representatives of the site emergency response procedures and any potential fire, explosion, health, safety or other hazards of the hazardous waste operation that have been identified by the employer, including those identified in the employer's information program.

Source: eCFR, text current as of 2026-10-15. Read all of 1910.120.

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OSHA interpretation letters

None exist. OSHA has not published a letter of interpretation for 1910.120(b)(1)(iv).

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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