121 (4) any other use of those facilities by the United States, in time of war or national emergency, to the greatest practicable extent for efficiency and economy. §2232. Definitions I n this chapter: (1) "State" and "Territory" include political subdivisions and military units thereof and tax-supported agencies therein. (2) "Facility" includes any (A) interest in land, (B) armory or other structure, and (C) storage or other facility normally needed for the administration and training of any unit of the reserve components of the armed forces. § 2233. Acquisition (a) Subject to sections 2234, 2235, 2236, and 2238 of this title and subsection (c) of this section, and after consulting the Committees on Armed Services of the Senate and the House of Representatives, the Secretary of Defense may— (1) acquire by purchase, lease, or transfer, and construct, expand, rehabilitate, or convert and equip, such facilities as he determines to be necessary to carry out the purposes of this chapter; (2) contribute to any State or Territory, Puerto Rico, or the District of Columbia such amounts as he determines to be necessary to expand, rehabilitate, or convert facilities owned by it for use jointly by units of two or more of the reserve components of the armed forces; and (3) contribute to any State or Territory, Puerto Rico, or the District of Columbia such amounts for the acquisition, construction, expansion, rehabilitation, or conversion by it of additional facilities as he determines to be required by any increase in the strength of the Army National Guard of the United States or the Air National Guard of the United States. (b) Title to property acquired under subsection (a)(1) vests in the United States. (c) The Secretary of Defense may delegate any of his authority or functions under this chapter to any department, agency, or officer of the Department of Defense. §2234. Location and use No expenditure or contribution may be made for a facility under section 2233 of this title, unless the Secretary of Defense determines that— (1) the number of units of the reserve components of the armed forces located or to be located in the area within which the facility is to be provided is not and will not be larger than the number that can reasonably be expected to be maintained at authorized strength, considering the number of persons living in the area who are qualified for membership in those reserve units; and (2) the plan under which the facility is to be provided makes provision for the greatest practicable use of the facility jointly Dv units of two or more of those components.