United States Code Title 33 — Navigation and Navigable Waters §§ 143 to 143b. Repealed. Pub. L. 88–131, § 3, Sept. 24, 1963, 77 Stat. 194 §§ 143 to 143b. Repealed. Pub. L. 88–131, § 3, Sept. 24, 1963, 77 Stat. 194