Investment of fund moneys

All moneys contributed to the fund after the 31st day of October, 1974, or received or accruing after that date by way of interest or otherwise to the fund may be deposited in a Post Office Savings Bank Account in India or in a current account or in a savings account with any scheduled bank or utilised in accordance with rule 89 for making payments under a scheme of insurance or for purchase of annuities referred to in that rule; and to the extent such moneys as are not so deposited or utilised shall be invested in the manner specified in sub-rule (2) of rule 67, and for this purpose, the expression "investible moneys" in that sub-rule shall mean the moneys of the fund as are not deposited or utilised as aforesaid.