(2) There is continued in existence a petty cash fund in the amount of $100 as part of the Oregon Department of Administrative Services Operating Fund, and the Director of the Oregon Department of Administrative Services may authorize designated persons to make disbursements from the petty cash fund in any case where it is necessary to make an immediate cash payment which is payable from the Oregon Department of Administrative Services Operating Fund for an expenditure referred to in subsection (1) of this section. Disbursements from the petty cash fund shall be made only by the persons so designated in payment of claims authorized by law. When the person designated by the director from time to time files with the Oregon Department of Administrative Services verified vouchers covering disbursements from the petty cash fund, the Oregon Department of Administrative Services shall issue warrants on the State Treasurer payable out of the Oregon Department of Administrative Services Operating Fund in favor of the person designated by the director. The payments of such warrants shall be credited to the petty cash fund. The verified vouchers covering disbursements shall bear the approval of the individual designated by the director. [Formerly 291.720; 1981 c.106 §21; 1983 c.740 §81; 1993 c.335 §9a; 1993 c.500 §41]