CFR › Title 46 › Part 171 › §171.13046 CFR §171.130Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy link(a)Section 171.135 applies to each vessel that is 100 gross tons or more.(b)Sections 171.140, 171.145, 171.150, and 171.155 apply to each vessel under 100 gross tons.