FAQs > Rule Subparts > Subpart OO. Suppliers of Industrial Greenhouse Gases > Q390. How do I report imports and exports of refrigerant blends that contain both HCFCs and HFCs?

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You can find more information on EPA's stratospheric ozone protection recordkeeping record keeping and reporting regulations (which cover CFCs and HCFCs) at http://www.epa.gov/ozone/record/index.html.

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