(a) If a substitute trial court administrator is employed for a period that extends beyond the normal payroll period for the position, the Administrative Office of the Courts shall make an interim disbursement of the salary that has accrued during that period.
(b) In any one (1) fiscal year, however, the office shall not pay for the services of a substitute trial court administrator for any one (1) circuit judge in excess of thirty (30) working days unless approved and ordered by the Chief Justice of the Supreme Court.