Form POS-050 at a glance
What it is: POS-050/EFS-050 is the PROOF OF ELECTRONIC SERVICE (Proof of Service/Electronic Filing and Service), a Judicial Council of California form approved for optional use.
Who signs: Type or print the name of the declarant, and add the signature of the declarant.
A filled-in Form POS-050 example: a legal assistant proves an email service

How to fill out Form POS-050, box by box
Attorney or party without attorney
Under attorney or party without attorney, enter the name, firm name, state bar no, street address, city, state, zip code, telephone no., fax no., e-mail address and attorney for (name).
Superior Court of California, County of
Under SUPERIOR COURT OF CALIFORNIA, COUNTY OF, enter the county, the STREET ADDRESS, the MAILING ADDRESS, the CITY AND ZIP CODE and the BRANCH NAME.
Case number, plaintiff/petitioner, defendant/respondent, judicial officer and department
Enter the CASE NUMBER, the PLAINTIFF/PETITIONER, the DEFENDANT/RESPONDENT, the JUDICIAL OFFICER and the DEPARTMENT.
I am at least 18 years old, with your addresses
You are at least 18 years old. Enter your residence or business address (specify) and your electronic service address (specify).
The documents served, with their exact titles
Enter the exact titles of the documents you electronically served. If the documents served are listed in an attachment, mark the box (Form POS-050(D)/EFS-050(D) may be used for this purpose).
The person served, as follows
For the documents listed in 2, enter the Name of person served, the name or names of parties represented if person served is an attorney, the Electronic service address of person served and the date.
If the documents listed in item 2 were served electronically on the persons and in the manner described in an attachment, mark the box (Form POS-050(P)/EFS-050(P) may be used for this purpose).
Date and signature of the declarant
Enter the Date. Under penalty of perjury: "I declare under penalty of perjury under the laws of the State of California that the foregoing is true and correct."
More rules for Form POS-050
For your protection and privacy, please press the Clear This Form button after you have printed the form.
Sources
[1] Form POS-050/EFS-050 (Rev. February 1, 2017), Proof of Electronic Service, Judicial Council of California (the Official source link on this page).
