((a)) ** Calculation** The amounts authorized in this chapter shall be in addition to any amount appropriated for the programs involved before .July 22, 19871987-07-22
((b)) ** Availability until expended** Any amount appropriated under an authorization in this chapter shall remain available until expended.
((c)) ** Limitation** Appropriations pursuant to the authorizations in this chapter shall be made in accordance with the provisions of the Congressional Budget and Impoundment Control Act of 1974, which prohibits the consideration of any bill that would cause the deficit to exceed the levels established by the Balanced Budget and Emergency Deficit Control Act of 1985, such that it shall not increase the deficit of the Federal Government for fiscal year 1987.