Confidential - Party Identification and Notice of Related Case

Orange County Superior Court · Locally Approved Forms

Verified current as of July 16, 2026

Form L-1120 is used to identify the parties involved in a court case and alert the court if the case is related to another case already filed in the same court system. Anyone filing a new case in Orange County Superior Court would need to complete this form to provide the court with basic information about who is involved and to prevent duplicate or conflicting cases from being handled separately.