NRS 125.270: Installment judgments for support subject to modification as to installments not accrued.

1. In separate maintenance actions, installment judgments for support shall not be subject to modification as to accrued installments, but only as to installments not accrued at the time a motion for modification is filed.

2. The provisions of this section shall not preclude the parties from entering into a stipulation as to accrued installments prior to the time a motion for modification is filed.