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There are three major U.S. Army Corps of Engineers authorities that establish permit requirements
Prohibits the obstruction or alteration of navigable waters of the United Sates without a Department of the Army permit.
Prohibits the transportation of dredged material for ocean dumping without a Department of the Army permit.
Prohibits the discharge of dredged or fill material into waters of the United States, including wetlands, without a Department of the Army permit.