HC Deb 02 December 1977 vol 940 c455W
Mr. Newton

asked the Chancellor of the Exchequer if he will estimate the number of persons in the United Kingdom liable to income tax in 1977–78, taking married couples as separate individuals where appropriate.

Mr. Robert Sheldon

The number of persons liable to income tax in 1977–78 is estimated to be 24,700,000, including 4,400,000 earning wives.