# Protection of Stratospheric Ozone: Notice 23 for Significant New Alternatives Policy Program
> **Rule** · Determination of Acceptability. · Published 2009-01-02 · Effective 2009-01-02 · 74 FR 21
## Document
- **Document number:** E8-31225
- **Category:** air-emissions
- **Federal Register citation:** 74 FR 21
- **CFR reference:** 40 CFR 82
- **Publication date:** 2009-01-02
- **Effective date:** 2009-01-02
- **EPA docket:** EPA-HQ-OAR-2003-0118
## Abstract

This Determination of Acceptability expands the list of acceptable substitutes for ozone-depleting substances under the U.S. Environmental Protection Agency's (EPA) Significant New Alternatives Policy (SNAP) program. The determinations concern new substitutes for use in the refrigeration and air conditioning, fire suppression and explosion protection, and foam blowing sectors.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2009/01/02/E8-31225/protection-of-stratospheric-ozone-notice-23-for-significant-new-alternatives-policy-program)
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