On March 6, 2017, the U.S. Environmental Protection Agency (EPA) is scheduled to publish a notice in the Federal Register reopening the comment period on the risk evaluation scoping efforts under the Toxic Substances Control Act (TSCA) for the ten chemical substances that were designated on December 19, 2016:

  • 1, 4 Dioxane;
  • Methylene Chloride;
  • 1-Bromopropane;
  • N-Methylpyrolidone;
  • Asbestos;
  • Pigment Violet 29;
  • Carbon Tetrachloride;
  • Trichloroethylene;
  • Cyclic Aliphatic Bromide Cluster (HBCD); and
  • Tetrachloroethylene.

The prepublication version is available on the Federal Register website. The initial notice, issued in the Federal Register on January 19, 2017, announced a public meeting which took place on February 14, 2017, and solicited “comments to receive input and information to assist the Agency in its efforts to establish the scope of risk evaluations under development for the ten chemicals substances.” This notice will extend the comment period for 14 days, from March 1, 2017, to March 15, 2017, in response to a request from the interested public.