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Corporation tax rates are set for each Financial Year. A Financial Year runs from 1 April to the following 31 March.
If the accounting period of a company straddles the 31 March, the profits are apportioned on a time basis to each Financial Year.
The Northern Ireland Executive has committed to setting the rate of corporation tax at 12.5% when the Northern Ireland Executive demonstrates its finances are on a sustainable footing.
Year to 31.3.26:
04 Sep 2025
The Autumn Budget will be delivered on 26 November by the Chancellor of the Exchequer, HM Treasury has announced.
27 Aug 2025
A review of the problem of late payments and the government's response.
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