Code of Civil Procedure § 724.040
CHAPTER 1. Satisfaction of Judgment
If an abstract of a money judgment has been recorded with the recorder of any county and the judgment is satisfied, the judgment creditor shall immediately do both of the following:
(a) File an acknowledgment of satisfaction of judgment with the court.
(b) Serve an acknowledgment of satisfaction of judgment on the judgment debtor. Service shall be made personally or by mail.