To ask the Chancellor of the Exchequer
(1) what assessment he has made of the contribution of official error in determining the level of write-offs of disputed overpayments of tax credits in 2005-06 and 2006-07;
(2) what assessment he has made of the reasons for the difference in the amounts written off for disputed overpayments of tax credits in 2006-07 as compared to 2005-06.
I refer the hon. Gentleman to the oral evidence given before the Treasury Committee on