§ Mr. MacShaneTo ask the Chancellor of the Exchequer what would be the total cost in lost revenue of introducing a married person's tax allowance based on(a) £500 per married person, (b) £750 per married person and (c) £1,000 per married person. [3901]
§ Mr. JackThe cost would depend on whether the proposed allowance replaced or was in addition to the existing married couple's allowance and whether it was available at marginal rates or at a fixed rate.