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Serve your Form Interrogatories by mail

You must serve your Form Interrogatories so the other side knows about them. This section explains how to serve them by mail.

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How to serve Form Interrogatories by mail

Choose a server
You can’t mail the papers yourself. You must ask another adult to do it. That person is your server.

Your server must be:
- 18 or older
- Not part of your case
Your server can be:
- Someone you know, or
- A professional process server you hire
Have your server mail the papers
Your server must:
- Mail the papers using regular first-class mail
- Mail them to your spouse or domestic partner
- Mail them to the lawyer if the other side has one
📌 Important: Your server must write down the date they mailed the papers. They’ll need this for the Proof of Service form.
Fill out Proof of Service by Mail form
You'll use Proof of Service by Mail (form FL-335).

To make it easier:
- You can fill out the top part with your case and court information
- Your server fills out:
  - How the papers were mailed
  - When they were mailed
  - Where they were mailed
- Your server must sign the form
Keep the Proof of Service

Keep the signed Proof of Service for your records.

You may need it later to show that you properly served the papers.

If your spouse:

there’s a court process you can use to ask the judge to order a response.

You can get help with your form interrogatories from:

After you’ve served the Form Interrogatories, you’ve finished asking for information this way.

📅 The other side has 30 days to respond.