Skip to content
LitigationForms
FL-375Mandatory

Summons (Joinder)

California · Judicial Council of California · Effective January 1, 2003

This form is a Summons used in family law cases to officially notify people or groups that they have been added as a party to a case. It warns that if the person or group does not respond within 30 days, the court might make decisions without hearing from them.

The court describes it as: Tells the administrators of an employee benefit plan that they are named as a claimant (a party) in a family law case and what will happen if a response is not filed in 30 days.

Open the official PDFfrom Judicial Council of California

Where this fits in a case

Start a case

Stage: Start a case

This form is used when a person or an employee benefit plan needs to be officially added as a party to an existing family law case.

Either party may file.

Common questions

What is this form for?
This form is a Summons that notifies people or groups that they have been added as a party to a family law case.
What happens if I don't respond?
The form warns that if a party fails to file a proper response within 30 days, the court might enter a default and make a judgment without hearing from them.
Who fills out this form?
The form includes sections for the petitioner, respondent, and claimant, indicating who is involved in the case.

Revision history

No changes recorded since we started tracking this form on October 9, 2026. The current version took effect January 1, 2003.

Related forms

  • ADOPT-200

    Adoption Request

    This form is used to tell the court who is asking for an adoption and what kind of adoption is being requested. It asks for information about the adopting parents, the child, and the type of adoption.

    MandatoryFillable PDF4 translations
  • ADOPT-203

    Stepparent Adoption Request

    This form is used to start a case asking the court to approve a stepparent adoption. It asks for information about the adopting parent, the child, and details about the adoption itself.

    MandatoryFillable PDF4 translations
  • ADR-103

    Petition to Confirm, Correct, or Vacate Attorney-Client Fee Arbitration Award

    This form is used to ask the court to approve, fix, or cancel a decision (award) made by an arbitrator regarding a dispute over attorney fees. It is used only for certain types of binding awards from specific fee arbitration programs.

    OptionalFillable PDF
  • EM-100

    Petition for Declaration of Emancipation of Minor, Order Prescribing Notice, Declaration of Emancipation, and Order Denying Petition

    This form is used to ask the court to legally declare a minor, who is between 14 and 18, as emancipated. It asks the court to make a declaration, set notice requirements, and can include an order either granting or denying the emancipation.

    MandatoryFillable PDF
  • EM-100-INFO

    Emancipation Pamphlet

    This pamphlet explains what emancipation is, which is a legal way for a minor to gain freedom from their parents' control before reaching the age of majority. It also lists the forms needed to ask a judge for this declaration.

    MandatoryFillable PDF4 translations
  • EM-140

    Emancipated Minor's Application to California Department of Motor Vehicles

    This form is used to ask the California Department of Motor Vehicles (DMV) to add information to your ID or Driver's License showing that a judge declared you emancipated. You must attach a certified copy of the Declaration of Emancipation.

    OptionalFillable PDF
  • FL-311

    Child Custody and Visitation (Parenting Time) Application Attachment

    This form is an attachment used when asking the court for decisions about child custody and visitation time. It asks for specific details about who should have physical and legal custody, and it allows the person filling it out to suggest a schedule for parenting time.

    OptionalFillable PDF1 translation
  • FL-337

    Application to Set Aside Order to Pay Waived Court Fees—Attachment

    This form is used to ask the court to cancel an existing order that told you to pay court fees that were waived. It is always filed along with a Request for Order (form FL-300).

    MandatoryFillable PDF