CFR›Title 46›Chapter I›Part 189›Subpart 189.43 ContainsSection 189.43-1CorpusDaily eCFRDisplayed edition2026-06-12Last updated2026-06-12 Subpart 189.43—Integral Fuel Oil Tank Examinations Sections 189.43-1 § 189.43-1 When required. Previous 189.40 Subpart 189.40—Drydocking Next 189.45 Subpart 189.45—Repairs and Alterations