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Apply for a court order to make arrangements for a child or resolve a dispute about their upbringing: Form C100
What is this form for?
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.
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Official publication updated 2026-06-01. Catalogue checked 9 November 2026. Follow the official guidance for the form's scope, required documents and filing route. Source: HMCTS. Crown copyright, Open Government Licence v3.0.