$678,000,000, to remain available until September 30, 2022: Provided , That of the amount provided under this heading, up to $90,000,000 shall be for service coordinators and the continuation of existing congregate service grants for residents of assisted housing projects: Provided further , That amounts under this heading shall be available for Real Estate Assessment Center inspections and inspection-related activities associated with section 202 projects: Provided further , That the Secretary may waive the provisions of section 202 governing the terms and conditions of project rental assistance, except that the initial contract term for such assistance shall not exceed 5 years in duration: Provided further , That upon request of the Secretary, project funds which are held in residual receipts accounts for any project subject to a section 202 project rental assistance contract and, upon termination of such contract, are in excess of an amount to be determined by the Secretary shall be remitted to the Department and deposited in this account, to remain available until September 30, 2022: Provided further , That amounts deposited in this account pursuant to the previous proviso shall be available, in addition to the amounts otherwise provided by this heading, for amendments and renewals: Provided further , That unobligated balances, including recaptures and carryover, remaining from funds transferred to or appropriated under this heading shall be available for amendments and renewals notwithstanding the purposes for which such funds originally were appropriated: Provided further , That of the total amount provided under this heading, $10,000,000, shall be for a program to be established by the Secretary to make grants to experienced non-profit organizations, States, local governments, or public housing agencies for safety and functional home modification repairs to meet the needs of low-income elderly persons to enable them to remain in their primary residence: Provided further , That of the total amount made