§ Mr. MacGregorasked the Chancellor of the Exchequer how many (a) tax units and (b) taxpayers have been liable to tax during the financial years 1973–74 onwards; and what is his estimate for 1978–79, indicating the point of time taken in the financial year, or other basis of computation in use.
§ Mr. Robert SheldonI shall let the hon. Member have a reply as soon as possible.