Services shall instruct the Office of the Inspector General or Comptroller General of the United States to audit such payments: 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. For an additional amount for Public Health and Social Services Emergency Fund , $4,500,000,000, to remain available until September 30, 2022, to prevent, prepare for, and respond to coronavirus, to reimburse the Department of Veterans Affairs for expenses incurred by the Veterans Affairs health care system to provide medical care to civilians: Provided , That funds provided under this paragraph shall be made available only if the Secretary of Health and Human Services certifies to the Committees on Appropriations of the House of Representatives and the Senate that such funds are necessary to reimburse the Department of Veterans Affairs for expenses incurred to provide health care to civilians: Provided further , That the Secretary shall notify the Committees on Appropriations of the House of Representatives and the Senate prior to such certification: 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 Health Emergency Fund For an additional amount for the Public Health Emergency Fund , $5,000,000,000, to remain available until expended, to prevent, prepare for, and respond to coronavirus, to be deposited into the Public Health Emergency Fund, as established under section 319(b) of the Public Health Service Act: Provided , That products purchased with funds appropriated under this heading in this Act may, at the discretion of the Secretary of Health and Human Services, be deposited in the Strategic National Stockpile under section 319F–2 of the Public Health Service Act: Provided further , That such amount is designated by the