; and (8) the Secretary shall separately track all special purpose vouchers funded under this heading. Housing certificate fund (including rescissions) Unobligated balances, including recaptures and carryover, remaining from funds appropriated to the Department of Housing and Urban Development under this heading, the heading Annual Contributions for Assisted Housing and the heading Project-Based Rental Assistance , for fiscal year 2019 and prior years may be used for renewal of or amendments to section 8 project-based contracts and for performance-based contract administrators, notwithstanding the purposes for which such funds were appropriated: Provided , That any obligated balances of contract authority from fiscal year 1974 and prior that have been terminated shall be rescinded: Provided further , That amounts heretofore recaptured, or recaptured during the current fiscal year, from section 8 project-based contracts from source years fiscal year 1975 through fiscal year 1987 are hereby rescinded, and an amount of additional new budget authority, equivalent to the amount rescinded is hereby appropriated, to remain available until expended, for the purposes set forth under this heading, in addition to amounts otherwise available. Public housing capital fund For the Public Housing Capital Fund Program to carry out capital and management activities for public housing agencies, as authorized under section 9 of the United States Housing Act of 1937 ( 42 U.S.C. 1437g ) (the Act ) $2,750,000,000, to remain available until September 30, 2022: Provided , That notwithstanding any other provision of law or regulation, during fiscal year 2019, the Secretary of Housing and Urban Development may not delegate to any Department official other than the Deputy Secretary and the Assistant Secretary for Public and Indian Housing any authority under paragraph (2) of section 9(j) regarding the extension of the time periods under such section: Provided further , That for purposes of such section 9(j), the term obligate means, with