Protection of Stratospheric Ozone: Extension of the Laboratory and Analytical Use Exemption for Essential Class I Ozone-Depleting Substances
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AGENCY:
Environmental Protection Agency.
ACTION:
Final rule.
SUMMARY:
The Environmental Protection Agency is taking final action to revise regulations governing the production and import of class I ozone-depleting substances in the United States to indefinitely extend the global essential laboratory and analytical use exemption. This exemption currently expires on December 31, 2021, and this final action allows for continued production and import of class I substances in the United States sol...
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