Note: Chianti Classico is a separate DOCG and not a subzone of the Chianti DOCG.
Significant Production Rules
The traditional Governo process of enriching the wine by allowing it to finish fermenting in contact with unfermented dried grapes is still permitted
Minimum alcohol level: 11.5% for non-subzone Rosso, Colli Aretini, Colline Pisane, and Montalbano; 12.0% for Colli Fiorentini, Colli Senesi, Montespertoli, and Rufina; 12.0% for Superiore and for non-subzone Riserva; 12.5% for Riserva from all subzones except Colli Senesi; 13.0% for Colli Senesi Riserva
Aging: For most Rosso, minimum approx. 4 months (ERD = March 1, V+1); for Rosso from Montespertoli, minimum approx. 7 months (ERD = June 1, V+1); for Rosso from Colli Fiorentini and Rufina and for Superiore, minimum approx. 10 months (ERD = September 1, V+1); for Riserva, minimum 2 years (ERD = January 1, V+3); for Riserva from Colli Fiorentini and Rufina, minimum 2 years, including 6 months in barrel (ERD = January 1, V+3); for Riserva from Colli Senesi, minimum 2 years, including 8 months in barrel and 4 months in bottle (ERD = January 1, V+3)