California Code, Probate Code - PROB § 2630

The termination of the relationship of guardian and ward or conservator and conservatee by the death of either, by the ward attaining majority, by the determination of the court that the guardianship or conservatorship is no longer necessary, by the removal or resignation of the guardian or conservator, or for any other reason, does not cause the court to lose jurisdiction of the proceeding for the purpose of settling the accounts of the guardian or conservator or for any other purpose incident to the enforcement of the judgments and orders of the court upon such accounts or upon the termination of the relationship.