33 C.F.R. § 328.2 General scope.
Title 33 - Navigation and Navigable Waters
Waters of the United States include those waters listed in §328.3(a). The lateral limits of jurisdiction in those waters may be divided into three categories. The categories include the territorial seas, tidal waters, and non-tidal waters (see 33 CFR 328.4 (a), (b), and (c), respectively).
Title 33: Navigation and Navigable Waters
PART 328—DEFINITION OF WATERS OF THE UNITED STATES
§ 328.2 General scope.