On May 25, 2023, the U.S. Supreme Court issued a 9-0 decision ending a nearly 16-year battle over the Clean Water Act’s (CWA) applicability to certain wetlands. In a five-justice majority opinion, the Court found that the CWA applies only to wetlands that are “as a practical matter indistinguishable” from “relatively permanent, standing or continuously

On July 13, 2020, the Environmental Protection Agency (EPA) published the Clean Water Act Section 401 Certification Rule. The rule is set to become effective on September 11, 2020, and will introduce comprehensive changes to the regulations governing how states and authorized tribes certify water quality under Section 401 of the Clean Water Act (CWA).

Continue Reading EPA finalizes updates to CWA water quality certification requirements