Super Lawyers Rated Partition Attorneys in Alameda County. Ending Co-Ownership Disputes in Alameda County.Most court documents are provided as PDF files. Effective January 1, 2023, California's new partition law allows defendants to buy out the interests of the plaintiff at an appraised value. Understand the Concept of Partition. Solving Joint Ownership Problems in Alameda. What are the steps involved in a partition action in California? After an action is filed, the Court must determine whether the filing party has the right to partition. California Code of Civil Procedure Section 872.210. See RP-207(PDF, 329KB) for complete requirements.