Protection of Stratospheric Ozone: Extension of the Laboratory and Analytical Use Exemption for Essential Class I Ozone-Depleting Substances
The Environmental Protection Agency is proposing to revis…
Environmental Protection Agency (EPA).
The Environmental Protection Agency (EPA) is proposing to revise regulations governing the production and import of class I ozone-depleting substances in the United States to extend indefinitely the global essential laboratory and analytical use exemption. This exemption currently expires on December 31, 2021. This change would allow for continued production and import of class I substances in the United States sol...
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