• § 400. Continuing authority programs

• § 401. Construction of bridges, causeways, dams or dikes generally; exemptions

• § 402. Construction of bridges, etc., over Illinois and Mississippi Canal

• § 403. Obstruction of navigable waters generally; wharves; piers, etc.; excavations and filling in

• § 403a. Creation or continuance of obstruction of navigable waters

• § 403b. Lighting at docks and boat launching facilities

• § 404. Establishment of harbor lines; conditions to grants for extension of piers, etc.

• § 405. Establishment and modification of harbor lines on Potomac and Anacostia Rivers

• § 406. Penalty for wrongful construction of bridges, piers, etc.; removal of structures

• § 407. Deposit of refuse in navigable waters generally

• § 407a. Deposit of debris of mines and stamp works

• § 408. Taking possession of, use of, or injury to harbor or river improvements

• § 408a. Expediting approval of modifications and alterations of projects by non-Federal interests

• § 409. Obstruction of navigable waters by vessels; floating timber; marking and removal of sunken vessels

• § 410. Exception as to floating loose timber, sack rafts, etc.; violation of regulations; penalty

• § 411. Penalty for wrongful deposit of refuse; use of or injury to harbor improvements, and obstruction of navigable waters generally

• § 412. Liability of masters, pilots, etc., and of vessels engaged in violations

• § 413. Duty of United States attorneys and other Federal officers in enforcement of provisions; arrest of offenders

• § 414. Removal by Secretary of the Army of sunken water craft generally; liability of owner, lessee, or operator

• § 415. Summary removal of water craft obstructing navigation; liability of owner, lessee, or operator

• § 416. Appropriations for removal of sunken water craft

• § 417. Expenses of investigations by Department of the Army

• § 418. Provisions for protection of New York Harbor unaffected

• § 419. Regulation by Secretary governing transportation and dumping of dredgings, refuse, etc., into navigable waters; oyster lands; appropriations

• § 419a. Management practices to extend capacity and useful life of dredged material disposal areas

• § 420. Piers and cribs on Mississippi and St. Croix Rivers

• § 421. Deposit of refuse, etc., in Lake Michigan near Chicago

• § 422. Modification and extension of harbor lines at Chicago

• § 423. Establishment of pierhead and bulkhead lines in Wilmington Harbor, California

• § 424. Establishment of pierhead or bulkhead lines in Newport Harbor, California

• § 424a. Modification of harbor lines in Newport Harbor, California

• § 425. Omitted

• § 426. Investigations concerning erosion of shores of coastal and lake waters

• § 426-1. Coastal Engineering Research Center; establishment; powers and functions

• § 426-2. Board on Coastal Engineering Research

• § 426-3. Transfer of functions of Beach Erosion Board

• § 426a. Additional investigations concerning erosion of shores of coastal and lake waters; payment of costs; “shores” defined

• § 426b. Applicability of existing laws; projects referred to Board of Engineers for Rivers and Harbors

• § 426c. Report by Coastal Engineering Research Center

• § 426d. Payment of expenses

• § 426e. Federal aid in protection of shores

• § 426e-1. Shore protection projects

• § 426e-2. Clarification of munition disposal authorities

• § 426e-3. Coastal storm damage reduction contracts

• § 426f. Reimbursements

• § 426g. Storm and hurricane restoration and impact minimization program

• § 426g-1. State and regional plans

• § 426h. Repealed.

• § 426h-1. Definitions

• § 426i. Shore damage prevention or mitigation

• § 426i-1. Repealed.

• § 426i-2. National coastal data bank

• § 426j. Repealed.

• § 426k. Five year demonstration program to temporarily increase diversion of water from Lake Michigan at Chicago, Illinois

• § 426l. Protection of Lake Ontario

• § 426m. Collection and removal of drift and debris from publicly maintained commercial boat harbors and adjacent land and water areas

• § 426n. Technical assistance to States and local governments; cost sharing

• § 426o. Great Lakes material disposal

• § 426o-1. Great Lakes dredging levels adjustment

• § 426o-2. Great Lakes navigation and protection

• § 426p. Corps of Engineers

• §§ 427 to 430. Repealed.