Question to the Department for Work and Pensions:

To ask the Secretary of State for Work and Pensions, what the average proportion of a person's net income is paid out in child maintenance by people in (a) employment and (b) self-employment.

We have made no estimate of the average proportion of net income paid out in Child Maintenance. Child Maintenance is calculated using a set percentage of a Paying Parent’s gross income. The percentages used are the same for those employed or self-employed.

The calculation process and rates are set out in:

https://www.gov.uk/government/publications/how-we-work-out-child-maintenance