Notwithstanding the provisions of Section 89301, a nonresident student who is a citizen and resident of a foregin country and not a citizen of the United States may pay the nonresident tuition fee required of such students in three equal installments per semester if attending on the semester system or in two equal installments per quarter if attending on the quarter system. Any such student shall pay all registration fees required of resident students by the same date as required for resident students. The first installment of the nonresident tuition fee for a nonresident student who is a citizen and resident of a foreign country and not a citizen of the United States shall be due no sooner than 30 days following the deadline for payment of registration fees by resident students. The trustees shall establish an appropriate payment schedule for payment of the nonresident tuition fee and may assess a service charge to finance the cost of administering this installment plan consistent with the provisions of this section.