The summons must be accompanied by an affidavit of the plaintiff, his agent, representative, or attorney, that the judgment, or some part thereof, remains unsatisfied, and must specify the amount due thereon.
Cal. Civ. Proc. Code § 991
Proceedings Against Joint Debtors
Enacted 1872.
Official source: California Legislative Information. Reproduced from public-domain California statutes; confirm against the official source for the current text. Not legal advice.