Tax Brackets 2025 Northern Ireland. The income tax rates for 2025/25 for england, northern ireland and wales are set out in this blog. The 2025/25 tax year starts on 6 april 2025.
This tax and ni calculator will provide you with a forecast of your salary as well as your national insurance contributions for the tax year of 2025/25. Calculate your income tax in northern ireland and salary deduction in northern ireland to calculate and compare salary after tax for income in northern ireland in the 2025 tax year.