Enjoy unlimited access: just £1 for 12 weeks

Subscribe now

* 25% - up to $200,000

* 20% - $200,000-3m

* 12% - above $3m

These replace the existing rates, which have been in place since March 2013, which stand at:

* 25% - up to $100,000

* 20% - $100,000-2m

* 12% - above $2m

The hammer (sale) price thresholds in other currencies will be adjusted in a commensurate manner.