CFR›Title 46›Chapter I›Part 3 ContainsSubparts 3.01–3.10CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 PART 3—DESIGNATION OF OCEANOGRAPHIC RESEARCH VESSELS Subparts 3.01 Subpart 3.01—Authority and Purpose Section 3.01-1 3.03 Subpart 3.03—Application Section 3.03-1 3.05 Subpart 3.05—Definition of Terms Used in This Part Sections 3.05-1–3.05-3 3.10 Subpart 3.10—Designation Sections 3.10-1–3.10-10 Authority46 U.S.C. 2113, 3306; DHS Delegation No. 00170.1, Revision No. 01.4.SourceCGD 77-081, 46 FR 56202, Nov. 16, 1981, unless otherwise noted. Previous 2 Part 2—Vessel Inspections Next 4 Part 4—Marine Casualties and Investigations