Super Lawyers Rated Partition Attorneys in Contra Costa County. Ending Co-Ownership Disputes in Contra Costa County.This is a document through which the parties agree that particular property will be "separate property" and will not be divided. For a free, 15-minute consultation with knowledgeable partition attorney at Partition Lawyer California, call or fill out a contact form online. A marital property partition is an agreement between spouses that allows them to convert community property into the separate property of one spouse. Forms ; ADOPT-230, Adoption Expenses ; ADOPT-310, Contact After Adoption Agreement ; ADOPT-315, Request to: Enforce, Change, End Contact After Adoption Agreement. Texas Family Code Section 4.102 allows for spouses to partition or exchange between themselves all or part of their community property. Backed out of an agreement to perform the work at the last minute.