29 CFR 1910 · General Industry

1910.1047(i)(2)(i): Frequency

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

Key takeaways

  • 1910.1047(i)(2)(i) is part of OSHA's general industry standards (29 CFR Part 1910).
  • Related part: 1910.1047(i)(2) Medical examinations and consultations.
  • 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 1910.1047(i)(2)(i) ("Frequency") is one requirement inside 1910.1047 Ethylene oxide, an OSHA general industry standard (Part 1910). It includes 6 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

(i) Frequency. The employer shall make available medical examinations and consultations to each employee covered under paragraph (i)(1)(i) of this section on the following schedules:

(A) Prior to assignment of the employee to an area where exposure may be at or above the action level for at least 30 days a year.

(B) At least annually each employee exposed at or above the action level for at least 30 days in the past year. Open (i)(2)(i)(b)

(C) At termination of employment or reassignment to an area where exposure to EtO is not at or above the action level for at least 30 days a year.

(D) As medically appropriate for any employee exposed during an emergency. Open (i)(2)(i)(d)

(E) As soon as possible, upon notification by an employee either (1) that the employee has developed signs or symptoms indicating possible overexposure to EtO, or (2) that the employee desires medical advice concerning the effects of current or past exposure to EtO on the employee's ability to produce a healthy child.

(F) If the examining physician determines that any of the examinations should be provided more frequently than specified, the employer shall provide such examinations to affected employees at the frequencies recommended by the physician.

Source: eCFR, text current as of 2026-10-15. Read all of 1910.1047.

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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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