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C100
Family
Apply for a court order to make arrangements for a child or resolve a dispute about their upbringing: Form C100
Use this form to apply for a 'child arrangements', 'prohibited steps' or 'specific issue' order under the Children Act 1989. You might be able to apply online.
This is a reference summary, not the official form (C100).
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: C100 — Application for a Child Arrangements, Prohibited Steps or Specific Issue Order
Collection: Children Act forms
Published: 2018-01-01
Updated: 2026-06-01
Last ingested: 2026-08-24 from GOV.UK. Description and document list reproduced verbatim.