Introduction Summary
1.Section 3 sets the small profits rate of corporation tax (CT) for the financial year beginning 1 April 2010 at 21 per cent for all profits apart from “ring fence profits” of North Sea oil companies, where the rate is set at 19 per cent. Additionally, it sets the fraction used in calculating marginal relief from the main rate at 7/400 for all profits apart from “ring fence profits”, where the fraction is set at 11/400.