To ask the Chancellor of the Exchequer how many attempts made by HM Revenue and Customs and its predecessors to collect tax payments outstanding under the self-assessment system resulted in complaints from members of the public in each year since 1997. (295660)

HM Revenue and Customs’ central complaints database cannot provide the disaggregated data on complaints raised for this reason.

To ask the Chancellor of the Exchequer how many attempts have been made by HM Revenue and Customs to collect tax payments outstanding under the self-assessment system in each year since 1997; how many such attempts resulted in the collection of (a) the full and (b) part of the payment outstanding; and how many such attempts did not recover any outstanding payment. (295661)

The information is not available. HMRC uses a range of interventions to collect unpaid tax. Successful collectors of debt cannot normally be attributed to one specific action.