italian wine

vdt 
vino de tavola

table wine. no limits.  red white or rose.

igt 1992
indicazione graphica tipica
loose rules, open laws, broad regional styles. 130 IGT none in piedmont

doc 1963
deniminazione de origine controllata - represents 'style of  the region'
region
vintage
min abv
varietals
yield

docg 1963
deniminazione de origine controllata garantita
same as doc, but double panel tasting ensures the wine is of proper regional style
all docg must be aged, ex barolo, 3 years and 5 years for riserva
need 5 years at doc before docg

Superiore 
.5 to 1% more alcohol that what doc/g allows, is labeled as superiore

Riserva
lower yields and min aging requirements

Classico
refers to the original delimited doc area, the heart of the area and usually the oldest producers