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Regulations last checked for updates: Mar 14, 2025
Title 40 - Protection of Environment last revised: Nov 14, 2025
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Title 40
Chapter I
Part 82
Subpart G
Appendix Appendix G - Appendix G to Subpart G of Part 82—Substitutes Subject to Use Restrictions and Unacceptable Substitutes Listed in the March 3, 1999, Final rule, Effective April 2, 1999.
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Appendix Appendix G - Appendix G to Subpart G of Part 82—Substitutes Subject to Use Restrictions and Unacceptable Substitutes Listed in the March 3, 1999, Final rule, Effective April 2, 1999.
Refrigerants Unacceptable Substitutes
End-use
Substitute
Decision
Comments
CFC-12, R-502, and HCFC-22 Household Refrigeration, Transport Refrigeration, Vending Machines, Cold Storage Warehouses, and Retail Food Refrigeration, Retrofit and New
Self-Chilling Cans-Using HFC-134a or HFC-152a
Unacceptable
Unacceptably high greenhouse gas emissions from direct release of refrigerant to the atmosphere.
[64 FR 10378, Mar. 3, 1999]
authority:
42 U.S.C. 7414
,
7601
,
7671
source:
57 FR 33787, July 30, 1992, unless otherwise noted.
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