Significant New Alternatives Policy (SNAP) Program

2020 Ozone Layer Protection Milestones

Explore how successful ozone layer protection is a part of our everyday life.
Submit a Substitute

Learn how manufacturers, formulators, and end-users can submit their proposed substitutes for ozone-depleting substances.

SNAP was established under Section 612 of the Clean Air Act to identify and evaluate substitutes for ozone-depleting substances. The program looks at overall risks to human health and the environment of existing and new substitutes, publishes lists and promotes the use of acceptable substances, and provides the public with information. Learn more about the SNAP program.

About The Program

Resources

SNAP Decisions

Submit a Substitute

Substitutes by Industrial Sector

Information About the American Innovation and Manufacturing (AIM) Act of 2020

New web area: Protecting Our Climate by Reducing Use of HFCs.

What's New

EPA Administrator signs supplemental proposed rule expanding the list of substitutes for foam blowing (9/22/2021)

EPA publishes final rule expanding the list of substitutes for refrigeration & air conditioning and revising a listing for fire suppression (5/6/2021)

EPA publishes notice expanding list of substitutes for refrigeration & air conditioning, foam blowing, and fire suppression (12/11/2020)

If you are sending a submission which contains CBI, please send an email in advance to ensure we receive your CBI submission to: farquharson.chenise@epa.gov

Significant New Alternatives Policy (SNAP) Program

2020 Ozone Layer Protection Milestones

Submit a Substitute

Class I Substance: one of several groups of chemicals with an ozone-depletion potential of 0.2 or higher

Class II Substance: a chemical with an ozone-depletion potential of less than 0.2

Resources

Submit a Substitute

What's New

If you are sending a submission which contains CBI, please send an email in advance to ensure we receive your CBI submission to: farquharson.chenise@epa.gov