(a) If, at any time, the board of directors finds that the assets of the Fund in any account exceed the liabilities and expected costs and expenses of that account, the Fund may refund that amount of assets of the account which exceed such liabilities, expenses and costs to the member companies in such a manner as is determined by the board of directors.(b) If, at any time, the Fund receives monies as reimbursement from the estate of an insolvent company, the Fund shall distribute those monies in accordance with the procedures established in the plan of operation.