# Protection of Stratospheric Ozone: Determination 38 for Significant New Alternatives Policy Program
> **Rule** · Determination of acceptability. · Published 2023-09-08 · 88 FR 61977
## Document
- **Document number:** 2023-19340
- **Category:** air-emissions
- **Federal Register citation:** 88 FR 61977
- **CFR reference:** 40 CFR 82
- **Publication date:** 2023-09-08
- **EPA docket:** EPA-HQ-OAR-2003-0118
## Abstract

This determination of acceptability expands the list of acceptable substitutes pursuant to the U.S. Environmental Protection Agency's Significant New Alternatives Policy program. This action lists as acceptable additional substitutes for use in the refrigeration and air conditioning and fire suppression sectors.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2023/09/08/2023-19340/protection-of-stratospheric-ozone-determination-38-for-significant-new-alternatives-policy-program)
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