A marital property partition is an agreement between spouses that allows them to convert community property into the separate property of one spouse. Under the Texas Family Code, at any point in time, the spouses may exchange or partition their community property however they want.A partition agreement divides, or partitions, a married couple's community estate into two separate estates. Details about spouses partitioning or exchanging community property between themselves are in the Texas Family Code section 4.102. Find and fill out forms relevant to your case. Bring your paperwork to a divorce court. Texas Family Code Section 4.102 allows for spouses to partition or exchange between themselves all or part of their community property.