Discover everything you need to know about Texas separate property agreement forms in this engaging and comprehensive blog. The document is a partition agreement between two parties to terminate their community ownership of a parcel of land and divide it between them.I am in need for sample partition agreement document which I can use as a template, I appreciate your assistance. An agreement entered into during the marriage is a Marital Property Agreement and is sometimes known as a "Partition" or. "Postnuptial" Agreement. At the clerk's office, the couple can complete the sample Declaration of Domestic Partnership in our office or provide one of their own. A partition agreement divides, or partitions, a married couple's community estate into two separate estates. The parties were separated in 1960. An example of this would be how in Texas, doing so is possible through a courtordered partition. Example 6 — Same married taxpayers as in Example 5.