ReplyThe number of complaints made to DWP regarding the Child Maintenance Service is published within table 11 of the Child Maintenance Service Official Statistics: Child Maintenance Service statistics - GOV.UK. Data is presented on a quarterly basis. Table 1: Number of complaints received by the Child Maintenance Service QuarterComplaints receivedJan to Mar 2015625Apr to Jun 2015625Jul to Sep 2015760Oct to Dec 2015715Jan to Mar 2016645Apr to Jun 2016635Jul to Sep 2016710Oct to Dec 2016695Jan to Mar 2017840Apr to Jun 2017760Jul to Sep 2017645Oct to Dec 2017745Jan to Mar 2018990Apr to Jun 20181,400Jul to Sep 20181,595Oct to Dec 20181,810Jan to Mar 20192,430Apr to Jun 20192,485Jul to Sep 20192,830Oct to Dec 20192,410Jan to Mar 20202,590Apr to Jun 20201,360Jul to Sep 20201,430Oct to Dec 20201,865Jan to Mar 20211,815Apr to Jun 20211,710Jul to Sep 20211,545Oct to Dec 20211,505Jan to Mar 20221,570Apr to Jun 20221,455Jul to Sep 20221,450Oct to Dec 20221,380Jan to Mar 20231,420Apr to Jun 20231,285Jul to Sep 20231,385Oct to Dec 20231,260Jan to Mar 20241,435Apr to Jun 2024975 Note: Figures are rounded to the nearest 5