January tax bill calculator (2025/26 return)

Income Tax (2025/26 rates)
Class 4 National Insurance
Total tax and NI for 2025/26
Less CIS and other tax already paid
Less payments on account already made
Balancing payment due 31 Jan 2027
First payment on account for 2026/27, due 31 Jan 2027
Total to pay by 31 Jan 2027
Second payment on account, due 31 Jul 2027

Estimate only, not tax advice. Uses 2025/26 rates for England, Wales and Northern Ireland from GOV.UK. Doesn't include student loans, Scottish rates, other income or the High Income Child Benefit Charge. Your HMRC tax calculation is the final figure.

Estimate only, not tax advice. Based on GOV.UK 2025/26 rates for England, Wales and Northern Ireland.

Powered by Bill My WeekFull January tax bill calculator and guide →