CFR›Title 46›Chapter I›Part 31›Subpart 31.30 ContainsSection 31.30-1CorpusDaily eCFRDisplayed edition2026-09-01Last updated2026-09-01 Subpart 31.30—Marine Engineering Sections 31.30-1 § 31.30-1 Marine engineering regulations and material specifications—TB/ALL. Previous 31.25 Subpart 31.25—Load Lines Next 31.35 Subpart 31.35—Electrical Engineering