U.S. Code / Title 33 — Navigation and Navigable… / Chapter 3—Navigation Rules for Harbors, Rivers,…Title 33SubchapterSubchapter I—PreliminaryContents§ 151. High seas and inland waters demarcation lines§ 152. Regulation of length of towlines§ 153. Penalty for use of unlawful towline§ 154. Repealed. Pub. L. 96–591, §8(a), Dec. 24, 1980, 94 Stat. 3435§ 155 to 159. Repealed. Pub. L. 96–591, §8(a), Dec. 24, 1980, 94 Stat. 3435