DEPARTMENT OF LABOR AND ECONOMIC OPPORTUNITY
DIRECTOR'S OFFICE
GENERAL INDUSTRY AND CONSTRUCTION SAFETY AND HEALTH
STANDARD
(By authority conferred on the director of the department of labor and economic
opportunity by sections 14, 16, 19, 21, and 24 of the Michigan occupational safety and
health act, 1974 PA 154, MCL 408.1014, 408.1016, 408.1019, 408.1021, and 408.1024,
and Executive Reorganization Order Nos. 1996-1, 1996-2, 2003-1, 2008-4, 2011-4, and
2019-3, MCL 330.3101, 445.2001, 445.2011, 445.2025, 445.2030, and 125.1998)
PART 304 ETHYLENE OXIDE
R 325.51151 Scope, application, adoption, and availability of standards.
Rule 1. (1) These rules apply to all occupational exposures to ethylene oxide (EtO),
chemical abstracts service registry no. 75-21-8, except as provided in subrule (2) of this
rule.
(2) These rules do not apply to the processing, use, and handling of products that
contain EtO if objective data are reasonably relied upon that demonstrate that the product
is not capable of releasing EtO in airborne concentrations at or above the action level
under the expected conditions of processing, use, or handling that will cause the greatest
possible release.
(3) If products containing EtO are exempted under subrule (2) of this rule, the
employer shall maintain records of the objective data supporting that exemption and the
basis for the employer's reliance on the data, as provided in 29 CFR 1910.1047(k)(1),
which is adopted by reference in subrule (4) of this rule.
(4) The following federal Occupational Safety and Health Administration (OSHA)
regulations are adopted by reference in these rules:
(a) 29 CFR 1910.1047 “Ethylene oxide,” as amended May 14, 2019.
(b) 29 CFR 1910.1047, appendix A “Substance safety data sheet for ethylene oxide
(non-mandatory),” as amended January 8, 1998.
(c) 29 CFR 1910.1047, appendix B “Substance technical guidelines for ethylene
oxide (non-mandatory),” as in effect as of the effective date of these rules.
(d) 29 CFR 1910.1047, appendix C “Medical surveillance guidelines for ethylene
oxide (non-mandatory),” as in effect as of the effective date of these rules.
(e) 29 CFR 1910.1047, appendix D “Sampling and analytical methods for ethylene
oxide (non-mandatory),” as amended February 13, 1996.
(5) A reference to 29 CFR 1910.38 and 1910.39 means General Industry Safety and
Health Standard Part 6. “Fire Exits.”
(6) A reference to 29 CFR 1910.132 and 1910.133 means General Industry Safety
and Health Standard Part 33. “Personal Protective Equipment.”
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