; and (ii) for each succeeding fiscal year, the amount appropriated under this paragraph for the then preceding fiscal year, increased by the percentage (if any) by which the amount appropriated under section 403(a)(1) for the fiscal year involved exceeds the amount appropriated under such section for the then preceding fiscal year. (B) Availability Amounts made available under this paragraph for a fiscal year shall remain available until expended. (6) Actions to be taken in anticipation of exhaustion of fund The Secretary shall monitor the amount in, and the rate at which amounts are paid from, the Fund, and if the Secretary determines that the Fund will be exhausted within 6 months, the Secretary shall— (A) notify the Congress of the determination