; (II) any additional sectors identified pursuant to section 9002 of the National Defense Authorization Act for Fiscal Year 2021 ( 6 U.S.C. 652a ); and (III) any additional sectors identified by the Administrator pursuant to subparagraph (D). (iii) Eligible costs The term eligible costs means— (I) payroll, construction, permitting, and other capital costs associated with— (aa) the development of a site located in a rural area industrial park for a business that manufactures goods that are essential to critical infrastructure sectors at such site; and (bb) the expansion of such a site for purposes of employing a larger workforce at such site; and (II) any other costs the Administrator determines to be appropriate. . (b) Authorization of appropriations There is authorized to be appropriated to the Administrator of the Small Business Administration $2,000,000,000, which shall be authorized to remain available until expended, to carry out paragraph (38) of section 7(a) of the Small Business Act ( 15 U.S.C. 636(a) ), as added by subsection (a). (c) Rescission Of the unobligated balances of amounts made available under the heading Small Business Administration—Business Loans Program Account, CARES Act , for carrying out paragraphs (36) and (37) of section 7(a) of the Small Business Act ( 15 U.S.C. 636(a) ), $2,000,000,000 are hereby rescinded.