Norman Lamb: To ask the Chancellor of the Exchequer if he will make a statement on the investigation by the Inland Revenue and thee-Envoy into the breaches of confidentiality relating to self- assessment tax returns filed via the internet. [147634]Dawn Primarolo: SA Online, the Inland Revenue tax return software was temporarily withdrawn on 27 May 2002 following reports fromsome customers that they had seen information relating to another person. The actual internet service for self assessment remainedavailable to users of alternative tax return software.The Inland Revenue acted quickly to safeguard taxpayer information. They immediately withdrew the service and called in Qinetiq, anindependent security company, as well as experts from the e-Envoy's office.After an extensive investigation Qinetiq and the experts from the Office of e-Envoy agreed that the Inland Revenue had identifiedthe root cause of the problem; and implemented the necessary changes to ensure it does not occur again.There has been no repeat of this incident.Key findings were shared with the Office of E-envoy and other Government Departments.