Property tax is charged in bands, like Income Tax: each rate applies only to the part of the price that falls inside that band. A higher top rate never applies to the whole price.
England & Northern Ireland (SDLT)
0% up to £125,000 · 2% to £250,000 · 5% to £925,000 · 10% to £1.5m · 12% above.
First-time buyers: 0% up to £300,000 and 5% to £500,000, if the price is £500,000 or less.
Additional homes: +5% on every band. Non-UK residents: +2%.
Scotland (LBTT)
0% up to £145,000 · 2% to £250,000 · 5% to £325,000 · 10% to £750,000 · 12% above.
First-time buyers: the 0% band rises to £175,000.
Additional homes: Additional Dwelling Supplement of 8% of the whole price.
Wales (LTT)
0% up to £225,000 · 6% to £400,000 · 7.5% to £750,000 · 10% to £1.5m · 12% above.
There is no first-time buyer relief in Wales.
Additional homes: higher rates from 5% to 17% apply.