No VAT will be charged on the hammer price, but VAT at 15% will be added to the buyer's premium which is invoiced on a VAT inclusive basis.
Hans-Peter Trenschel and Ludwig Wamser, Würzburger Porzellan, Maninfränkisches Museum, Würzburg, Exhibition Catalogue, 11th-14th December 1986, cat. no. 66, pls. 74 & 75.