Proof of Service by First-Class Mail—Civil
Judicial Council of California · Civil
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Last updated July 21, 2026
This form is used to document that you mailed court papers to other people involved in your case, proving you followed the court's rules about notifying them. Anyone involved in a California court case who needs to send official documents to other parties—such as plaintiffs, defendants, or their lawyers—would use this form to show the court that proper notice was given.
This form must be printed and filled by hand, or opened in Adobe Acrobat.