(a) An institution is not required to grant an exemption from the payment of tuition under this section if funding for reimbursing the institution for the revenues foregone is not provided by the Legislature.(b) If notified by the Board that funds are available, an institution may apply to the Board for reimbursement for the tuition revenues foregone through this exemption.(c) To the extent to which funds are made available by the Legislature, the Board will provide reimbursements to the institutions.(d) If the Board determines at any time during a year that the appropriated funds are insufficient to cover the anticipated total of foregone tuition for that year, the Board may defer the processing of requests for reimbursements received after that date and provide institutions a prorated share of the available funds as of the end of the fiscal year.