On Monday, the United States Supreme Court heard oral argument on Sackett v. Environmental Protection Agency (docket no. 10-1062). At issue is whether a party who was issued a pre-enforcement compliance order from the Environmental Protection Agency (EPA) has the right to have the order judicially reviewed before EPA initiates an enforcement action.

The Sacketts own about a half-acre vacant parcel of land in Idaho. In early 2007, they filled the parcel with dirt and rock in preparation for building a house. Later that year, EPA issued an administrative compliance order against the Sacketts alleging that the parcel of land is a wetland subject to the Clean Water Act (CWA) and that the Sacketts violated the CWA by filling in the land without obtaining a permit. EPA ordered the Sacketts to return the land to its former condition or face over $30,000 in penalties per day for failure to comply.

After EPA refused to hear the Sacketts’ challenge to the order, the Sacketts brought an action against EPA in the United States District Court for the District of Idaho seeking an injunction against EPA and declaratory relief. However, the district court dismissed the action on the grounds that it did not have subject-matter jurisdiction (i.e., the right to consider that type of case). The court concluded that the CWA precludes judicial review of compliance orders before EPA has initiated an enforcement action in federal court. The Ninth Circuit agreed...