“(a) Requirements to file proof of service
Parties must file with the court a completed form to prove that the other party received the petition or complaint or response to petition or complaint.
(b) Methods of proof of service.
(1) The proof of service of summons may be on a form approved by the Judicial Council or a document or pleading containing the same information required in Proof of Service of Summons (form FL-115).
(2) The proof of service of response to petition or complaint may be on a form approved by the Judicial Council or a document or pleading containing the same information required in Proof of Service by Mail (form FL-335), Proof of Personal Service (form FL-330), or Proof of Electronic Service (form POS-050/EFS-050).”
(California Rule of Court 5.66.)
