; and (3) $2,500,000 shall be available for the Office of Housing: Provided further , That such amount is designated by the Congress as being for an emergency requirement pursuant to section 251(b)(2)(A)(i) of the Balanced Budget and Emergency Deficit Control Act of 1985. Public and indian housing Tenant-based rental assistance For an additional amount for Tenant-Based Rental Assistance , $1,500,000,000, to remain available until expended, to provide additional funds for public housing agencies to maintain operations and take other necessary actions to prevent, prepare for, and respond to coronavirus: Provided , That of the amounts made available under this heading in this Act, $1,000,000,000 shall be available for additional administrative and other expenses of public housing agencies in administering their section 8 programs, including Mainstream vouchers, in response to coronavirus: Provided further , That such other expenses shall be new eligible activities to be defined by the Secretary and shall be activities to support or maintain the health and safety of assisted individuals and families, and costs related to retention and support of current participating landlords: Provided further , That amounts made available under paragraph (3) of this heading in division H of the Further Consolidated Appropriations Act, 2020 ( Public Law 116–94 ) may be used for the other expenses as described in the preceding proviso in addition to their other available uses: Provided further , That of the amounts made available under this heading in this Act, $500,000,000 shall be available for adjustments in the calendar year 2020 section 8 renewal funding allocations, including Mainstream vouchers, for public housing agencies that experience a significant increase in voucher per-unit costs due to extraordinary circumstances or that, despite taking reasonable cost savings measures, as determined by the Secretary, would otherwise be required to terminate rental assistance for families as a result of insufficient funding: Provided