The term 'Reserve' may only be used for Qualitätswein (quality wine) with a minimum alcohol level of 13 % vol.

A picture shows wineglasses
© AWMB / Anna Stöcher

The application for the Prüfnummer, or State Control Number is permitted from 15 March for white Reserve wines and 1 November for red Reserve wines, in the year following the harvest. With certain regionally typical DAC wines, the application date is often later.