To ask Mr Chancellor of the Exchequer, whether any resources or staff of his Department were used in the drafting of or analysis for the document A Cost Analysis of Labour Party Policy, published by the Conservative Party on 5 January 2015.

The document in question was a Conservative party publication and no civil servants were involved in its drafting. Among other sources, the document quotes official Opposition Costings carried out by Government officials and published separately on the Treasury website. The formal costing of Opposition policies is a longstanding practice, which has been carried out under successive administrations, in line with the Civil Service Code and clear Treasury guidance