by Michelle Diffenderfer and Katherine L. Hupp On Friday, March 27, 2026, the U.S. Court of Appeals for the D.C. Circuit affirmed the vacatur of EPA’s approval of Florida’s Clean Water Act § 404 permitting program, holding that the EPA violated the Endangered Species Act (ESA) on several grounds, including by deferring the […]
April 1, 2026 On March 30, 2026, the U.S. Environmental Protection Agency (EPA) proposed extending the reporting deadline for the Health and Safety Data Reporting Rule under the Toxic Substance Control Act (TSCA) by one year to May 21, 2027. 91 Fed. Reg. 15582…. Read More here
The U.S. Environmental Protection Agency (EPA) announced on March 24, 2026, that it will propose to extend certain compliance dates in the December 2024 final risk management rules for perchloroethylene (PCE) and carbon tetrachloride (CTC) under the Toxic Substances Control Act (TSCA). Until EPA issues a final rule extending the compliance dates, […]
Firm News March 27, 2026 COURT DENIES CALIFORNIA DEPARTMENT OF WATER RESOURCES’ MOTION TO DISQUALIFY LAW FIRM FROM LITIGATION CHALLENGING DELTA TUNNEL PROJECT ACRAMENTO, CA – Today, Judge Stephen Acquisto of the Sacramento County Superior Court rejected an attempt by the California Department of Water Resources (DWR) to deprive two […]
By Eric Hiser In our article on “A New Beginning for ‘Begin Actual Constriction’ ” in September 2025, we discussed the EPA’s guidance in an individual source letter that relaxed the historic policy interpretation of “begin actual construction.” Readers may recall that historically, EPA has taken the position that any […]