((a)) From the amount appropriated pursuant to , the Secretary shall allocate to each tribally controlled college or university which is eligible for an endowment grant under this subchapter an amount for a Federal capital contribution equal to twice the value of the property or the amount which such college or university demonstrates has been placed within the control of, or irrevocably committed to the use of, the college or university and is available for deposit as a capital contribution of that college or university in accordance with , except that the maximum amount which may be so allocated to any such college or university for any fiscal year shall not exceed $750,000.

((b)) If for any fiscal year the amount appropriated pursuant to is not sufficient to allocate to each tribally controlled college or university an amount equal to twice the value of the property or the amount demonstrated by such college or university pursuant to subsection (a), then the amount of the allocation to each such college or university shall be ratably reduced.