(i) for a period of fifteen years, following the accounting year during which the National Bank is established, the amount remaining (hereafter in this section referred to as surplus) to the Research and Development Fund under section 44; and
(ii) [ after the expiry of the said period of fifteen years, the Board shall, after making provision for the Fund referred to in clause (i), disburse or spend the balance of the surplus in such manner as may be approved by the Board.]