(1) When all warrants issued and outstanding against any fund of an abandoned and abolished county, with the interest thereon, have been fully paid, any balance standing to the credit of such fund shall be transferred to any other fund or funds of such county in which there is not sufficient money to pay the warrants issued and outstanding against the same, with interest thereon.
(2) If, after payment of all warrants issued against all such funds, balances remain in any thereof, the same shall be transferred to and become a part of the bond sinking and interest funds of such abandoned county.