; (B) the purchase, construction, preservation, or repair of a building; or (C) the purchase or construction of a launch facility or launch vehicle. (2) Leases Notwithstanding paragraph (1), land, buildings, launch facilities, and launch vehicles may be leased under a grant on written approval by the Administrator. (3) Records (A) In general Any person that receives or uses the proceeds of a grant under this section shall keep such records as the Administrator shall by regulation prescribe as being necessary and appropriate to facilitate effective audit and evaluation, including records that fully disclose the amount and disposition by a recipient of such proceeds, the total cost of the program or project in connection with which such proceeds were used, and the amount, if any, of such cost that was provided through other sources. (B) Maintenance of records Records under subparagraph (A) shall be maintained for not less than 3 years after the date of completion of such a program or project. (C) Access For the purpose of audit and evaluation, the Administrator and the Comptroller General of the United States shall have access to any books, documents, papers, and records of receipts relating to a grant under this section, as determined by the Administrator or Comptroller General. . (e) Program streamlining Title 51, United States Code, is amended— (1) by striking sections 40305 through 40308, 40310, and 40311