Tax Calculator 2025/2025 Uk. Updated on 13 december 2025 in the uk, it is your responsibility as an employer to calculate and deduct employee tax and. April 6 2025 marked the start of the new 2025/25 tax year, when various changes came into effect that could have an impact on your finances.
When you operate payroll through shape, the software will work out the tax and national insurance contributions every time you pay your employees based on the below thresholds for. See a list of uk salaries from £500 to £300,000, in the 2025/2026 tax year, gross and net after taxation.