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While much of recent federal per- and polyfluoroalkyl substances (“PFAS”) regulatory activity has focused on water supply and soil contamination of PFAS compounds, the Environmental Protection Agency’s (“EPA”) ongoing research and policy initiatives may be laying the groundwork for potential air emissions regulations in the future.

On April 30, 2021, the Office of Enforcement and Compliance Assurance (“OECA”) of Environmental Protection Agency (“EPA”) issued new internal guidance (the “Memorandum”) outlining actions intended to strengthen enforcement and advance the protection of overburdened communities — meaning minority, low-income, tribal, or indigenous populations or geographic locations in the United States that potentially experience disproportionate environmental harms and risks.

On January 13, 2021, the Environmental Protection Agency (“the EPA”) announced its enforcement results for fiscal year (“FY”) 2020.