Unlawful Detainer
UD-101: Attachment — Unlawful Detainer
Current as of July 21, 2026 · tracked for revisionsFillable PDFJudicial Council of California
This form is used by a landlord to ask a court to remove a tenant from a rental property and get back any unpaid rent or damages. A landlord would need this form when a tenant refuses to leave after being asked or stops paying rent.
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Forms that go with UD-101
POS-010RequiredProof of Service of SummonsThe Proof of Service of Summons (POS-010) is required to document that the defendant was properly served with the complaint (UD-100) and its attachments, including UD-101.›UD-100AttachmentComplaint — Unlawful DetainerThe Unlawful Detainer Complaint (UD-100) is the primary pleading that UD-101 attaches to, as UD-101 is used to provide additional space for allegations or causes of action that cannot fit on the main complaint form.›UD-105Often filed with itAnswer — Unlawful DetainerThe Answer—Unlawful Detainer (UD-105) is filed by the defendant in response to the UD-100 complaint, and UD-101 may also serve as an attachment to provide additional space for defenses or responses.›SUM-130Often filed with itSummons (Unlawful Detainer)The Summons—Unlawful Detainer (SUM-130) is issued and served alongside the UD-100 complaint and any attachments such as UD-101 to formally notify the defendant of the lawsuit.›UD-110Next stepJudgment — Unlawful DetainerThe Request/Counter-Request to Set Case for Trial—Unlawful Detainer (UD-110) is the next procedural step filed after the complaint and any attachments to schedule the matter for trial.›
More Unlawful Detainer forms
UD-104Declaration (Unlawful Detainer)›UD-106Form Interrogatories—Unlawful Detainer›UD-115Request for Entry of Default (Unlawful Detainer)›UD-116Declaration for Default Judgment by Court (Unlawful Detainer—Civ. Proc., § 585(d))›UD-120Verification by Landlord Regarding Rental Assistance—Unlawful Detainer›UD-125Request to Dismiss Unlawful Detainer Case›