29 CFR 1910 · General Industry · Subpart H

1910.120(a)(1): HAZWOPER Covered Operations

By Black Belt Safety Editorial Team Official text as of octubre 15, 2026 Data updated noviembre 6, 2026 3 min read

In plain words:

This standard covers five operations: government-required cleanups at uncontrolled hazardous waste sites, RCRA corrective action cleanups, voluntary cleanups at government-recognized sites, operations at RCRA treatment, storage and disposal facilities, and emergency response to releases or threats of releases of hazardous substances, unless the employer shows no reasonable possibility of exposure.

Key takeaways

  • 1910.120(a)(1) is part of OSHA's general industry standards (29 CFR Part 1910, Subpart H).
  • OSHA cited it 1 times in the last 3 years, in 1 inspections, with $8,937 in current penalties.
  • 1 death is linked to inspections that cited this rule.
  • Related part: 1910.120(a) Scope, application, and definitions (1 citations).
  • Free 5-minute toolbox talk for your crew below.

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1citations, 3 years
$8,937current penalties
1inspections
1linked deaths
In this article
  1. What this rule covers
  2. Official text
  3. Injuries linked to this rule
  4. Where and how often it was cited
  5. Free toolbox talk
  6. OSHA interpretation letters
  7. Related parts of this rule
  8. Get your crew competent
  9. Frequently asked questions
  10. About this page

What this rule covers

29 CFR 1910.120(a)(1) ("Scope") is one requirement inside 1910.120 Hazardous waste operations and emergency response, an OSHA general industry standard (Part 1910, Subpart H). It includes 5 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

(1) Scope. This section covers the following operations, unless the employer can demonstrate that the operation does not involve employee exposure or the reasonable possibility for employee exposure to safety or health hazards: 1 citations

(i) Clean-up operations required by a governmental body, whether Federal, state, local or other involving hazardous substances that are conducted at uncontrolled hazardous waste sites (including, but not limited to, the EPA's National Priority Site List (NPL), state priority site lists, sites recommended for the EPA NPL, and initial investigations of government identified sites which are conducted before the presence or absence of hazardous substances has been ascertained); Open (a)(1)(i)

(ii) Corrective actions involving clean-up operations at sites covered by the Resource Conservation and Recovery Act of 1976 (RCRA) as amended (42 U.S.C. 6901 et seq.);

(iii) Voluntary clean-up operations at sites recognized by Federal, state, local or other governmental bodies as uncontrolled hazardous waste sites; Open (a)(1)(iii)

(iv) Operations involving hazardous wastes that are conducted at treatment, storage, and disposal (TSD) facilities regulated by 40 CFR parts 264 and 265 pursuant to RCRA; or by agencies under agreement with U.S.E.P.A. to implement RCRA regulations; and Open (a)(1)(iv)

(v) Emergency response operations for releases of, or substantial threats of releases of, hazardous substances without regard to the location of the hazard. Open (a)(1)(v)

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

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Export the list: 1 inspections cited 1910.120(a)(1) in the last 3 years, with employer, location, penalty and date.

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Injuries linked to this rule

1 death is linked to inspections where OSHA cited 1910.120(a)(1).

Employee dies of blunt trauma struck by high pressure hose
2024-12-12 · Fatal · ANDREWS, TX

At 5:00 p.m. on December 12, 2024, an employee working for an oil and gas drilling company was standing near the blowout preventer (BOP) area of the chokeand kill valve. A line leading to the choke and kill valve became dislodged and caused high pressure…

Where and how often it was cited

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OSHA interpretation letters

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

Related parts of this rule

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Frequently asked questions

Does HAZWOPER cover voluntary cleanups?

Yes, at sites recognized by Federal, state, local or other governmental bodies as uncontrolled hazardous waste sites.

Does emergency response depend on location?

No. It covers emergency response operations for releases of hazardous substances without regard to the location of the hazard.

Are initial site investigations covered?

Yes. Initial investigations of government identified sites conducted before the presence or absence of hazardous substances is known are included.

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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