Section 404 Permit Ð Clean Water Act (Army Corps)
Prohibits the discharge of dredged or fill material into waters of the United States without a permit from the Corps of Engineers. The phrase "waters of the United States" includes navigable waters, but also includes non-navigable waterbodies, perennial and intermittent streams, wetlands, mudflats, and ponds. (US Army Corps of Engineers, New York District, Regulatory Branch)