Probate
DE-166: Waiver of Notice of Proposed Action
Fillable PDFJudicial Council of California
This form allows a person to give up their right to be notified in advance about a planned court action or decision in a case. It's used by parties in dependency and guardianship cases who want to waive notice of proposed actions to speed up proceedings or consent to court decisions without delay.
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Forms that go with DE-166
DE-140AttachmentNotice of Petition to Administer EstateThe Notice of Petition to Administer Estate is the primary document that must be personally served on interested parties, making DE-166 the proof of that service.›DE-160AttachmentInventory And AppraisalThe Inventory and Appraisal is a key probate filing that often requires personal service on interested parties, with DE-166 documenting that service was completed.›DE-111AttachmentPetition for ProbateThe Petition for Probate initiates the probate proceeding and commonly requires personal service on heirs and beneficiaries, with DE-166 filed to confirm that service.›DE-120Often filed with itNotice of Hearing—Decedent's Estate or TrustThe Notice of Hearing is routinely served on all interested parties in a probate case, and DE-166 is filed concurrently to prove that personal service of the notice was accomplished.›DE-165AlternativeNotice of Proposed Action (Objection-Consent)Proof of Service by Mail (DE-165) is the alternative method of proving service when documents are mailed rather than personally delivered.›