; and (B) by adding at the end the following: 57111. Definition of obsolete vessel In this chapter, the term obsolete vessel means a vessel that— (1) is or will be in the custody and control of the Maritime Administration for purposes of disposing of the vessel; and (2) has been determined by the Secretary of Transportation to be of insufficient value, with respect to the programs of the Maritime Administration, to warrant— (A) preserving for future use or spare parts harvesting; or (B) retaining in the National Defense Reserve Fleet. . (2) National Defense Reserve Fleet vessel status Section 57100(g) of title 46, United States Code, is amended by striking of insufficient value to remain in the National Defense Reserve Fleet and inserting an obsolete vessel . (3) Placement of vessels in National Defense Reserve Fleet Section 57101(b) of title 46, United States Code, is amended by inserting , or section 308704 of title 54 before the period at the end. (4) Disposition of vessels Section 57102 of title 46, United States Code, is amended— (A) in the heading, by striking not worth preserving ; (B) in subsection (a), by striking owned by the Maritime Administration and all that follows through the period at the end and inserting is an obsolete vessel, the Secretary may dispose of such vessel (by sale or by purchase of disposal services). ; and (C) in subsection (b), by striking on the basis of competitive sealed bids, after an appraisal and due advertisement and inserting on a best value basis . (5) Donation of vessels in the national defense reserve fleet Section 57103 of title 46, United States Code, is amended— (A) in the heading, by striking nonretention ; and (B) in subsection (a), by striking of insufficient value to warrant its further preservation . (6) Technical and conforming amendments The analysis for chapter 571 of title 46, United States Code, is amended— (A) by striking the item relating to section 57102 and inserting the following: Disposition of vessels.