Sellers' Premium is currently 10% of the hammer price plus VAT at 17.5% on the 10%. Plus a £3 per lot submitted.

So, for example if you sold an auction item for £100, the actual amount due to you would be £100.00 - £10.00 - £1.75 VAT -£3.00 lotting fee. so the total due would be £85.25.