HC Deb 31 October 1989 vol 159 c140W
Q100. Mr. Nicholas Bennett

To ask the Prime Minister what estimates she has made about the likely consequences for British industry and commerce of a rise or fall in the level of corporate taxation.

The Prime Minister

A change of one percentage point in the full rate of corporation tax from 1 April 1989 is estimated to have a full-year effect on tax payments of £580 million. An equivalent change in the small companies' rate is estimated to have a full-year effect of £50 million.