Notice of Acknowledgment of Receipt of Summons and Complaint. Judicial Council Form POS015 must be used as the Notice and Acknowledgment of Receipt as per Rules of Court § 1.31.Read Section 2924.10 - Acknowledgment of receipt of complete first lien modification application, Cal. Civ. In California, there are standard Acknowledgment forms. Use Fill to complete blank online CALIFORNIA pdf forms for free. Once completed you can sign your fillable form or send for signing. Judicial Council Form POS015 must be used as the Notice and Acknowledgment of Receipt as per Rules of Court § 1.31. (Attach completed Notice and Acknowledgement of Receipt (form 982(e)(4).) (Code Civ. Proof of Service - Acknowledgment of Service. Printer-friendly version.