Question to the Department for Work and Pensions:

To ask the Secretary of State for Work and Pensions, how many parents there are in the Child Maintenance Service collect and pay process; how many of those parents have arrears greater than (a) 12 weeks and (b) 6 months.

As at the end of December 2017 there were 105,300 Paying Parents using the Collect & Pay Service provided by the Child Maintenance Service. This figure is published quarterly in table 6 of the Child Maintenance Service experimental statistics data tables, which can be found here:

https://www.gov.uk/government/statistics/child-maintenance-service-aug-2013-to-dec-2017-experimental

The amount of maintenance unpaid by Paying Parents is reported in table 9 of our quarterly published statistics, and annually in the Child Maintenance Service Client Fund Accounts, which can be found here:

https://www.gov.uk/government/publications/child-maintenance-client-funds-account-2016-to-2017

Analysis of this unpaid maintenance by age is not currently available.