Written Question·Department for Work and Pensions·UIN 16455

Children: Maintenance

Tabled: 7 July 2026

Answered: 14 July 2026

Question

Melanie Onn

To ask the Secretary of State for Work and Pensions, what investigations are undertaken by the Child Maintenance Service into paying parents who are suspected of having undeclared income.

Answer

Andrew Western

Where a paying parent changes jobs, The Child Maintenance Service (CMS) uses real-time information from HMRC where available, to quickly identify new employment and adjust maintenance calculations accordingly. People who are self-employed are required to ...

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