Solving Joint Ownership Problems in Alameda. What is a Partition Action?A partition action is a court-ordered process where a property owner forces a sale of jointly owned real estate. For a free, 15-minute consultation with experienced partition attorney at Partition Lawyer California, call (510) 999-3300 or fill out a contact form online. Effective January 1, 2023, California's new partition law allows defendants to buy out the interests of the plaintiff at an appraised value. Talkov Law's attorneys serving Alameda County are exceptionally experienced in the area of California partition actions. Dr. Rustomji was named Roshni, meaning light, as she was born during Diwali, the festival of light.