Calculators · Tax

Tax Calculators

Stamp duty across all three UK nations, plus Capital Gains Tax on shares, property and business assets. Every rate, band and relief — calculated correctly.

Stamp Duty

Stamp Duty (England & NI)

Every SDLT band, every surcharge. First-time buyer relief, second home and BTL rates for England and Northern Ireland.

Open calculator →
Stamp Duty

Wales Land Transaction Tax

LTT rates for Wales, including higher rates for additional dwellings. Different bands from England — calculated correctly.

Open calculator →
Stamp Duty

Scotland LBTT Calculator

Land & Buildings Transaction Tax with first-time buyer relief and Additional Dwelling Supplement. All bands correct.

Open calculator →
Stamp Duty

Stamp Duty Refund

Paid the 5% additional-property surcharge? If you've since sold your previous main home, you may be owed a refund. Check your eligibility and deadline.

Open calculator →
Capital Gains

Capital Gains Tax Calculator

CGT on shares, property and business assets for 2026/27. Basic and higher rate split, annual exempt amount and BADR — all calculated correctly.

Open calculator →
Income Tax

Income Tax & Take-Home Pay

Gross salary to net pay in seconds. Income tax bands, employee NI, pension contributions and student loan — with Scotland rates included.

Open calculator →
Dividend Tax

Dividend Tax Calculator

Tax on dividends above the £500 allowance. Basic and higher rate bands split against your income — essential for company directors and investors.

Open calculator →
Self-Employed

Self-Employed Tax Calculator

Income tax and National Insurance for sole traders. Class 4 NI, optional Class 2, Payment on Account planning and monthly set-aside — with Scotland rates.

Open calculator →
Inheritance Tax

Inheritance Tax Calculator

IHT with nil-rate band, residence nil-rate band and transferable spouse allowances. Know the bill before planning how to reduce it.

Open calculator →
Child Benefit

Child Benefit Tax Charge

How much of your child benefit is clawed back by the High Income Child Benefit Charge? Taper from £60,000 to £80,000 — calculated to the penny.

Open calculator →
Income Tax

Marriage Allowance Calculator

Transfer up to £1,260 of your personal allowance to your spouse or civil partner — worth £252 a year. Check eligibility and see your backdated claim potential.

Open calculator →
Pension

Pension Tax Relief Calculator

See exactly how much a pension contribution costs you after tax relief. Compare Relief at Source, Net Pay and Salary Sacrifice side by side.

Open calculator →