programs Project-based rental assistance For activities and assistance for the provision of project-based subsidy contracts under the United States Housing Act of 1937 ( 42 U.S.C. 1437 et seq.) ( the Act ), not otherwise provided for, $11,347,000,000, to remain available until expended, shall be available on October 1, 2018 (in addition to the $400,000,000 previously appropriated under this heading that became available October 1, 2018), and $400,000,000, to remain available until expended, shall be available on October 1, 2019: Provided , That the amounts made available under this heading shall be available for expiring or terminating section 8 project-based subsidy contracts (including section 8 moderate rehabilitation contracts), for amendments to section 8 project-based subsidy contracts (including section 8 moderate rehabilitation contracts), for contracts entered into pursuant to section 441 of the McKinney-Vento Homeless Assistance Act ( 42 U.S.C. 11401 ), for renewal of section 8 contracts for units in projects that are subject to approved plans of action under the Emergency Low Income Housing Preservation Act of 1987 or the Low-Income Housing Preservation and Resident Homeownership Act of 1990, and for administrative and other expenses associated with project-based activities and assistance funded under this paragraph: Provided further , That of the total amounts provided under this heading, not to exceed $245,000,000 shall be available for performance-based contract administrators for section 8 project-based assistance, for carrying out 42 U.S.C. 1437(f) : Provided further , That the Secretary may also use such amounts in the previous proviso for performance-based contract administrators for the administration of: interest reduction payments pursuant to section 236(a) of the National Housing Act ( 12 U.S.C. 1715z–1(a) )