I.4.1 Basic définition

Special wines are wines coming from fresh grapes, from musts or wines which have undergone certain treatments during or after their production and whose characteristics come not only from the grape itself, but also from the production technique used.

Special wines include[1]:

I.3.2 Complementary definitions relating to sugar content^[1]

The wine is said to be :

I.2.3 Concentrated grape must

Product neither fermented nor caramelised, obtained by the partial dehydration(*)^[1] of grape must or of preserved grape must according to procedures accepted by the OIV, such that its density at 20°C is not less than 1.24 g/ml.

I.2.2 Preserved grape must

Fresh grape must whose alcoholic fermentation has been prevented by one of the following oenological procedures: sulphiting (*)^[1] or addition of carbon dioxide (carbonation of the must (*))^[2] or by sorbic acid (*, not accepted ).

I.2.1 Grape must

Liquid product obtained from fresh grapes, whether spontaneously or by physical processes such as: crushing(*)^[1], removing stems from grape berries or crushed grapes (*)^[2], draining(*)