CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER C—AIR PROGRAMS (Parts 50–99) > PART 82—PROTECTION OF STRATOSPHERIC OZONE > SUBPART I—Ban on Refrigeration and Air-Conditioning Appliances Containing HCFCs (§82.300 to §82.306) > 82.300—Purpose.