Probate
DE-131: Proof of Subscribing Witness
Fillable PDFJudicial Council of California
This form documents that a witness signed a will or other legal document and confirms their identity and the circumstances of the signing. Probate attorneys and executors use this form to verify a witness's involvement with a will during the probate process, which is necessary to establish the document's validity and move forward with distributing the deceased person's estate.
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Forms that go with DE-131
DE-111AttachmentPetition for ProbateThe Petition for Probate is the foundational document initiating the probate case, and DE-131 is submitted to authenticate the will as part of that same filing package.›DE-150Often filed with itLettersThe Notice of Petition to Administer Estate is typically part of the broader probate proceeding and is filed in conjunction with inventory and appraisal documentation to keep the court record complete.›DE-140Often filed with itNotice of Petition to Administer EstateThe Duties and Liabilities of Personal Representative form (DE-147) is commonly required alongside probate filings to confirm the executor understands their legal obligations after the will is validated.›DE-160Next stepInventory And AppraisalThe Inventory and Appraisal is a required next step after the will is admitted to probate, following the authentication process supported by DE-131.›