Form C1A: Provide supplemental information when making or responding to allegations of harm and domestic violence
Tell the court about harm that you, a child or children have suffered or are at risk of suffering, or use this form to respond to any allegations made by the other person in their application.
This is a reference summary, not the official form (C1A).
Do not file this page. Always download and submit the current official form from the issuing authority.
Documents
We have a detailed guide to this form: C1A — Supplemental Information Form (Allegations of Harm and Domestic Violence)
Collection: Children Act forms
Published: 2016-01-01
Updated: 2026-06-01
Last ingested: 2026-08-24 from GOV.UK. Description and document list reproduced verbatim.