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EPA/OAR RIN: 2060-AW79 Publication ID: 2026 
Title: National Emission Standards for Hazardous Air Pollutants: Ethylene Oxide Emissions Standards for Sterilization Facilities Residual Risk and Technology Review, Reconsideration 
Abstract:

On April 5, 2024, the EPA published the risk and technology review (RTR) of the National Emission Standards for Hazardous Air Pollutants (NESHAP) for Commercial Ethylene Oxide (EtO) Sterilization Facilities (89 FR 73293). The EPA announced on March 12, 2025 that this rule will be prioritized for reconsideration.

 
Agency: Environmental Protection Agency(EPA)  Priority: Economically Significant 
RIN Status: Previously published in the Unified Agenda Agenda Stage of Rulemaking: Proposed Rule Stage 
Major: Yes  Unfunded Mandates: No 
EO 14192 Designation: Deregulatory 
CFR Citation: 40 CFR Part 63, Subpart O     (To search for a specific CFR, visit the Code of Federal Regulations.)
Legal Authority: 42 U.S.C. 7412   
Legal Deadline:  None
Timetable:
Action Date FR Cite
NPRM  03/17/2026  91 FR 12700   
NPRM Comment Period End  05/01/2026 
Final Rule  08/00/2026 
Regulatory Flexibility Analysis Required: No  Government Levels Affected: Undetermined 
Small Entities Affected: Businesses  Federalism: No 
Included in the Regulatory Plan: No 
RIN Data Printed in the FR: No 
Related RINs: Related to 2060-AU37 
Agency Contact:
Brian Langloss
Environmental Protection Agency
Office of Air and Radiation
109 TW Alexander Drive,
Research Triangle Park, NC 27711
Phone:919 541-0675
Email: langloss.brian@epa.gov