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128 Force; the Secretary of the Treasury; or the Executive Secretary of the National Advisory Committee for Aeronautics. (2) "Negotiate" means make without formal advertising. (3) "Formal advertising" means advertising as prescribed by section 2305(a) and (b) of this title. § 2303. Applicability of chapter (a) This chapter applies to the purchase, and contract to purchase, by any of the following agencies, for its use or otherwise, of all property named in subsection (b), and all services, for which payment IS to be made from appropriated funds: (1) The Department of the Army. (2) The Department of the Navy. (3) The Department of the Air Force. (4) The Coast Guard. (5) The National Advisory Committee for Aeronautics. (b) This chapter does not cover land. I t covers all other property including— (1) public works; (2) buildings; (3) facilities; (4) vessels; _.._ (5) floating equipment; (6) aircraft; (7) part s; (8) accessories; (9) equipment; and (10) machine tools. (c) The provisions of this chapter that apply to the procurement of property apply also to contracts for its installation or alteration. § 2304. Purchases and contracts: formal advertising; exceptions (a) Purchases of and contracts for property or services covered by this chapter shall be made by formal advertising. However, the head of an agency may negotiate such a purchase or contract, if— (1) it is determined that such action is necessary in the public interest during a national emergency declared by Congress or the President; (2) the public exigency will not permit the delay incident to advertising; (3) the aggregate amount involved is not more than $1,000; (4) the purchase or contract is for personal or professional services; (5) the purchase or contract is for any service by a university, college, or other educational institution; (6) the purchase or contract is for property or services to be procured and used outside the United States, its Territories, and its possessions; (7) the purchase or contract is for medicine or medical supplies; (8) the purchase or contract is for property for authorized resale; (9) the purchase or contract is for perishable subsistence supplies; ini.
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