provided under this heading may be used to require people experiencing homelessness to receive treatment or perform any other prerequisite activities as a condition for receiving shelter, housing, or other services: 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. Emergency Rental Assistance For and additional amount for Emergency Rental Assistance , as authorized in section 104 of title I of division I of the Take Responsibility for Workers and Families Act , $100,000,000,000, to remain available until expended: 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. Housing Assistance Fund For an additional amount for the Housing Assistance Fund , as authorized in section 107 of title I of division I of the Take Responsibility for Workers and Families Act , $35,000,000,000, to remain available until expended: 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. Housing programs Assisted housing stability For an additional amount for assistance to owners or sponsors of properties receiving project-based assistance pursuant to section 202 of the Housing Act of 1959 ( 12 U.S.C. 17012 ), section 811 of the Cranston-Gonzalez National Affordable Housing Act ( 42 U.S.C. 8013 ), or section 8 of the United States Housing Act of 1937, as amended, ( 42 U.S.C. 1437f ), $1,100,000,000, to remain available until expended, unless otherwise specified: Provided , That such amounts shall be used to prevent, prepare for, and respond to coronavirus: Provided further , That of the amounts made available under this heading in this Act: (1) $1,000,000,000 shall be for Project-Based Rental