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Child Maintenance Demand Letter Template
How to formally request payment of outstanding child maintenance — what to include, your legal rights, and a free letter generator.
← All Letter Templates · Family Law · Last updated 18 August 2026
This is free rights guidance, not legal advice. For advice specific to your situation, see our About page or contact Citizens Advice.
If you need to formally request payment of outstanding child maintenance, a written letter is the recommended first step — it creates a clear record and shows you're pursuing the matter formally. Below is what a strong child maintenance demand should include, plus a free tool to generate yours.
What this letter needs to cover
- Identify the children involved
- Set out the proposed maintenance amount and basis of calculation (Child Maintenance Service formula based on gross weekly income)
- Reference the Child Support Act 1991 obligation to maintain qualifying children
- Propose a Family Based Arrangement and request a written response
- Warn that a CMS application may follow
See our full letter template library for related templates, or use our free checkers for guidance specific to your situation.
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