Under the Comprehensive Environmental Response, Compensation, and Liability Act of 1980, as amended (``CERCLA'' or ``Superfund''), the Environmental Protection Agency (EPA or the Agency) is proposing to designate perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS), including their salts and structural isomers, as hazardous substances.

The Environmental Protection Agency (EPA) is proposing a rule under the Toxic Substances Control Act (TSCA) to address the unreasonable risk of injury to health it has identified for conditions of use of chrysotile asbestos following completion of the TSCA Risk Evaluation for Asbestos, Part 1: Chrysotile Asbestos. TSCA requires that EPA address the unreasonable risks of injury to health and environment by rule and to apply requirements to the extent necessary so that chrysotile asbestos no longer presents such risks.

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 solely for laboratory and analytical uses that have not been identified by the Environmental Protection Agency as nonessential.