; and (2) the Commandant shall review any such report and add such vessel to the inventory if the Commandant determines that the reported vessel is abandoned pursuant to section 4711. . (b) Rulemaking The Secretary of the department in which the Coast Guard is operating, in consultation with the Secretary of the Army, acting through the Chief of Engineers, and the Secretary of Commerce, acting through the Under Secretary for Oceans and Atmosphere, shall issue regulations with respect to the procedures for determining that a vessel is abandoned for the purposes of subchapter II of chapter 47 of title 46, United States Code (as added by this section). (c) Conforming amendments Chapter 47 of title 46, United States Code, is amended— (1) in section 4701— (A) in the matter preceding paragraph (1) by striking chapter and inserting subchapter ; and (B) in paragraph (2) by striking chapter and inserting subchapter ; (2) in section 4703 by striking chapter and inserting subchapter ; (3) in section 4704 by striking chapter each place it appears and inserting subchapter ; and (4) in section 4705 by striking chapter and inserting subchapter . (d) Clerical amendments The analysis for chapter 47 of title 46, United States Code, is amended— (1) by inserting before the item relating to section 4701 the following: Subchapter I—Barges ; and (2) by adding at the end the following: Subchapter II—Non-Barge Vessels 4710. Definitions. 4711. Abandonment of vessels prohibited. 4712. Inventory of abandoned vessels. . 354. Anchorages Section 8437 of the William M. (Mac) Thornberry National Defense Authorization Act for Fiscal Year 2021 ( Public Law 116–283 ) is amended— (1) by striking subsections (d) and (e); (2) by redesignating subsection (c) as subsection (d)