contained therein: Provided further , That the amounts otherwise determined for distribution to units of local government under each of subparagraphs (A) and (B) under paragraph (1) and under paragraph (2) shall each be adjusted by the Secretary of the Treasury on a pro rata basis to the extent necessary to comply with the amount appropriated and the requirements specified in each paragraph and subparagraph, as applicable: Provided further , That as used under this heading in this Act, the term county means a county, parish, or other equivalent county division (as defined by the Bureau of the Census): Provided further , That for purposes of the preceding provisos under this heading in this Act, the population of an entity shall be determined based on the most recent year for which data are available from the Bureau of the Census: Provided further , That such amount is designated by 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. COVID-19 Multi-State Agency Fiscal Relief Fund For making payments to multi-State entities that are involved in the transportation of passengers or cargo and are suffering revenue losses due to the Coronavirus Disease 2019 (COVID–19) pandemic, $100,000,000, to remain available until expended, which shall be in addition to any other amounts available for making payments to States, metropolitan cities, counties, and other units of state and general local government (including payments made under section 601 of the Social Security Act), and which shall be paid directly to multi-State entities (as that term is used in 15 U.S.C. 9041(10)(D) ) for use by multi-State entities: Provided , That the funds provided under this paragraph shall be allocated to a multi-State entity that is an eligible issuer and multi-State entity under the terms set forth by the Federal Reserve on June 3, 2020 for the Municipal Liquidity Facility established by the Board of Governors of the Federal Reserve System: