contract authority and liquidating cash provided for Motor Carrier Safety in the Transportation Equity Act for the 21st Century ( Public Law 105–178 ), SAFETEA–LU ( Public Law 109–59 ), or any other Act, in addition to amounts already appropriated in fiscal year 2020 for Motor Carrier Safety Operations and Programs $150,000 in additional obligation limitation is provided and repurposed for obligations incurred to support activities to prevent, prepare for, and respond to coronavirus: Provided , 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. Federal railroad administration Safety and operations For an additional amount for Safety and Operations , $250,000, to remain available until September 30, 2021, to prevent, prepare for, and respond to coronavirus: Provided , 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. Northeast corridor grants to the national railroad passenger corporation (including transfer of funds) For an additional amount for Northeast Corridor Grants to the National Railroad Passenger Corporation , $492,000,000, to remain available until September 30, 2021, to prevent, prepare for, and respond to coronavirus, including to enable the Secretary of Transportation to make or amend existing grants to the National Railroad Passenger Corporation for activities associated with the Northeast Corridor as authorized by section 11101(a) of the Fixing America’s Surface Transportation Act (division A of Public Law 114–94 ): Provided , That amounts made available under this heading in this Act may be transferred to and merged with “National Network Grants to the National Railroad Passenger Corporation” to prevent, prepare for, and respond to coronavirus: Provided further , That such amount is designated by the Congress as being for an