Sege

The question presented in this appeal is whether the trial court had jurisdiction to modify a support order after the date specified in said order for termination of support when the supporting spouse has fully complied with the terms of the order, which was based upon a stipulated agreement between the parties. We hold that the trial court lost jurisdiction to modify the support arrangement and affirm the trial court’s order denying further spousal support.

Procedural and Factual Background

Karen Segel (appellant) and Alvin Segel (respondent) were married in June 1968 and separated in November 1975. The marriage was dissolved in June 1976. There is one child of the marriage, a son, born in April 1975.

On November 6, 1975, appellant and respondent executed a detailed marital settlement agreement (the 1975 agreement) which provided, among oth *1032 er things, that appellant would have physical custody of their son, Adam. The financial responsibility for the support of the son was to be divided equally between the parties. The 1975 agreement further provided that respondent would pay appellant one-half of his annual gross earned income as spousal support until her death…