(d.o.c. D.M. 22/11/1994)
The wine regulations concerning Piemonte (sparkling style) impose that it presents the following characteristics when it is released for marketing:
characteristic and fruity
tasty and characteristic
Minimum total alcoholic content by volume: 10,5%
Minimun total acidity: 5‰
Sugar-free extracts: 17 g/litre.
The indications “Pinot Blanc”, “Pinot Gris” or “Pinot Noir” are allowed on the label when the amount of one of these varieties constitutes at least 85% of the blend.