Section 401 Construction of bridges, causeways, dams or dikes generally; exemptions
Section 402 Construction of bridges, etc., over Illinois and Mississippi Canal
Section 403 Obstruction of navigable waters generally; wharves; piers, etc.; excavations and filling in
Section 403A Creation or continuance of obstruction of navigable waters
Section 403B Lighting at docks and boat launching facilities
Section 404 Establishment of harbor lines; conditions to grants for extension of piers, etc.
Section 405 Establishment and modification of harbor lines on Potomac and Anacostia Rivers
Section 406 Penalty for wrongful construction of bridges, piers, etc.; removal of structures
Section 407 Deposit of refuse in navigable waters generally
Section 407A Deposit of debris of mines and stamp works
Section 408 Taking possession of, use of, or injury to harbor or river improvements
Section 409 Obstruction of navigable waters by vessels; floating timber; marking and removal of sunken vessels
Section 410 Exception as to floating loose timber, sack rafts, etc.; violation of regulations; penalty
Section 411 Penalty for wrongful deposit of refuse; use of or injury to harbor improvements, and obstruction of navigable waters generally
Section 412 Liability of masters, pilots, etc., and of vessels engaged in violations
Section 413 Duty of United States attorneys and other Federal officers in enforcement of provisions; arrest of offenders
Section 414 Removal by Secretary of the Army of sunken water craft generally; liability of owner, lessee, or operator
Section 415 Summary removal of water craft obstructing navigation; liability of owner, lessee, or operator
Section 416 Appropriations for removal of sunken water craft
Section 417 Expenses of investigations by Department of the Army
Section 418 Provisions for protection of New York Harbor unaffected
Section 419 Regulation by Secretary governing transportation and dumping of dredgings, refuse, etc., into navigable waters; oyster lands; appropriations
Section 419A Management practices to extend capacity and useful life of dredged material disposal areas
Section 420 Piers and cribs on Mississippi and St. Croix Rivers
Section 421 Deposit of refuse, etc., in Lake Michigan near Chicago
Section 422 Modification and extension of harbor lines at Chicago
Section 423 Establishment of pierhead and bulkhead lines in Wilmington Harbor, California
Section 424 Establishment of pierhead or bulkhead lines in Newport Harbor, California
Section 424A Modification of harbor lines in Newport Harbor, California