Wales Income Tax Calculator 2025

Estimate your 2025–26 Welsh Income Tax using Wales-specific tax rates combined with UK tax bands and thresholds. Ideal for PAYE workers living in Wales.

Wales Income Tax Calculator

Estimate your take-home pay after Welsh income tax and National Insurance for the 2025/26 tax year.

Estimates only — based on current UK & Welsh income tax rules.

Ready
Monthly Take-Home £0.00
Annual Take-Home £0.00
Effective Tax Rate 0%
Breakdown Annual (£)
Gross Salary £0.00
Pension £0.00
Income Tax £0.00
National Insurance £0.00
Net Income £0.00

 

Wales Income Tax Rates 2025–26

The Welsh Government sets 10p of each Income Tax band, while the UK Government sets the remaining portion. The overall tax bands remain the same as England and Northern Ireland. Explore more tools including Income Tax Calculator UK, Scotland Income Tax Calculator, VAT Calculator.

Tax Band Income Range Total Tax Rate
Personal Allowance £0 – £12,570 0%
Basic Rate £12,571 – £50,270 20% 10p Welsh + UK rates
Higher Rate £50,271 – £125,140 40% 10p Welsh + UK rates
Additonal Rate Over £125,140 45% 10p Welsh + UK rates

Welsh taxpayers have a tax code beginning with C. Official guidance is available at Welsh Rates of Income Tax.

How Welsh Income Tax Works

Income Tax in Wales is partially devolved. Wales sets a portion of each tax band currently 10p, while the UK Government sets the remaining amount. The final tax bands match those used in England and Northern Ireland.

  • Your tax code begins with C if you are a Welsh taxpayer.
  • Personal Allowance remains the same across the UK.
  • National Insurance is not devolved and is identical UK-wide.
  • Applies to salaries, pensions and rental income earned in Wales.
  • Dividend and savings income follow UK-wide tax rules.

This calculator applies all Welsh tax and UK-wide thresholds for PAYE income.

Welsh Income Tax Examples

Salary £20,000
  • Tax £1,486
  • Welsh component included
  • NI applies separately
Salary £40,000
  • Tax £5,486
  • Tax code starts with C
  • NI applies separately
Salary £80,000
  • Tax ~£17,486
  • Higher rate applied
  • NI applies separately

Frequently Asked Questions

You are a Welsh taxpayer if your main home is in Wales for most of the tax year. HMRC assigns a C prefix tax code to Welsh taxpayers.

No — National Insurance is the same across every UK nation because it is not devolved.

This Wales Income Tax Calculator uses the Welsh Government’s 2025–26 Income Tax rates alongside UK-wide personal allowance and National Insurance thresholds. View all tax tools on the TaxCalcUK Sitemap.