A marital property partition is an agreement between spouses that allows them to convert community property into the separate property of one spouse. Many couples enter into partition or exchange agreements, which are essentially contracts that define the rights to community property.This research guide includes information and resources on partition. When there are multiple claimants or joint owners to real or personal property,. A partition and exchange partition is an agreement between spouses that allows them to convert community property into the separate property of one spouse. Fill out this form completely. You MUST include your mailing address. Discover everything you need to know about Texas separate property agreement forms in this engaging and comprehensive blog. Override state laws: A prenuptial agreement can override state laws on how marital property is divided in a divorce.