Question to the Department for Work and Pensions:

To ask the Secretary of State for Work and Pensions, how much money the Child Maintenance Service has collected from paying parents in collection fees in (a) the UK and (b) in Scotland in each year since 2014.

The amount collected from parents in non-child-maintenance receipts under the Child Maintenance Service is published yearly in the client fund accounts available at https://www.gov.uk/government/collections/child-maintenance-client-funds-accounts

Non-child-maintenance receipts in these reports relate mainly to application fees, collection fees and enforcement charges, collected from paying and receiving parents

For GB the total collected since 2014 is:

It is not currently possible to give an accurate breakdown of these figures below a national level or to provide average fees charged per parent.