Iowa Code § 249.14: Old-age assistance revolving fund.

The old-age assistance revolving fund shall remain in the state treasury until all property managed by the department and maintained by the fund is disposed of, at which time all money in the fund shall be transferred to the general fund of the state and the fund shall be closed. If the balance of the fund exceeds fifteen thousand dollars at the end of any calendar quarter, the excess over that amount shall be transferred to the general fund of the state.