; (C) in subparagraph (C), by striking 309 and inserting 331 ; and (D) in subparagraph (D), by inserting or 353 after section 320 . (h) Pay and Allowances Section 208(a)(2) of the Public Health Service Act ( 42 U.S.C. 210(a)(2) ) is amended by inserting or 373 after 303a(b) . X GENERAL PROVISIONS 1001. Authority to purchase used vessels to recapitalize the Ready Reserve Force and the Military Sealift Command surge fleet (a) Authority To Purchase Used Vessels Subsection (f) of section 2218 of title 10, United States Code, is amended by adding at the end the following new paragraph: (3) Notwithstanding the limitations in subsections (c)(1)(E) and (f)(1), the Secretary of Defense may, as part of a program to recapitalize the Ready Reserve Force component of the National Defense Reserve Fleet and the Military Sealift Command surge fleet, purchase used vessels, regardless of where constructed, from among those vessels previously participating in the Maritime Security Fleet, if available at a reasonable cost, as determined by the Secretary of Defense. If those previously participating vessels are not available at a reasonable cost, used vessels comparable to those previously participating vessels may be purchased from any source, regardless of where constructed, if available at a reasonable cost, as determined by the Secretary of Defense. . (b) Definition of Maritime Security Fleet Subsection (k) of such section is amended by adding at the end the following new paragraph: (5) The term Maritime Security Fleet means the fleet established under section 53102(a) of title 46. . (c) Technical Amendments Subsections (c)(1)(E), (i), and (k)(3)(B) of such section are amended by striking ( 50 U.S.C. App. 1744 ) and inserting ( 50 U.S.C. 4405 ) . XII MATTERS RELATING TO FOREIGN NATIONS 1201. Extension of participation in and support of the Inter-American Defense College Subsection (c) of section 1243 of the National Defense Authorization Act for Fiscal Year 2017 ( Public Law 114–328