United States Code Title 33 — Navigation and Navigable Waters § 763c. Repealed. Pub. L. 93–222, § 7(b), Dec. 29, 1973, 87 Stat. 936 § 763c. Repealed. Pub. L. 93–222, § 7(b), Dec. 29, 1973, 87 Stat. 936