DOCG area for red wine in the Italian region Piedmont, the upgrade took place in 2008. The zone covers 116 municipalities in the province Asti and 51 municipalities in the province of Alessandria. There are three subzones in the province of Asti. The subzone Nice was classified as an independent DOCG area in 2014.
The former Nice subzone includes the municipalities of Agliano Terme, Belveglio, Bruno, Calamandrana, Castel Boglione, Castelnuovo Belbo, Castelnuovo Calcea, Castel Rocchero, Cortiglione, Incisa Scapaccino, Moasca, Mombaruzzo, Mombercelli, Nizza Monferrato, Rocchetta Palafea Oliveto, Vaglio Serra and Vinchio. Barbera d'Asti wines can also be produced here.
The Colli Astiani or Astiano subzone comprises the municipalities of Azzano d'Asti, Mongardino, Montaldo Scarampi, Montegrosso d'Asti, Rocca d'Arazzo and Vigliano d'Asti, as well as parts of Asti (with the Montemarzo and San Marzanotto areas Valle Tanaro) and Isola d'Asti.
The Tinella subzone comprises the municipalities of Calosso, Castagnole delle Lanze, Coazzolo and Costigliole d'Asti, as well as a section of Isola d'Asti. The names can then on label be indicated if the grapes come 100% from there. If the grapes come from classified vineyards, can Vigna followed by the location name.
The red wine is out Barbera (90%) and Freisa. Grignolino and Dolcetto (max. 10%) pressed. The alcohol content must be at least 12% vol, the ripening time at least 4 months. At the Superiore and if a location (Vigna) is given, this is at least 12.5% vol, the maturation time 14 months, of which at least 6 in barrel. There are the wine types Barbera d'Asti, Barbera d'Asti Superiore, Barbera d'Asti Superiore Colli Astiani or Barbera d'Asti Superiore Astiano and Barbera d'Asti Superiore Tinella.
Well-known producers are L'Armangia, L'Arbiola, La Barbatella, Pierfranco Baldi, Bauda, Bava, Bera, Bersano, Bertelli, Boeri, Boffa, Braida, Ca 'del Fer, Ca' del Prete, Cascina Castlèt, Dezzani, Adriano Grasso, Grésy, Cantina Maranzana, Martinetti, Mongetto, Pavia, Peyrani, Rinaldi, Rivetti, Scrimaglio, Tenuta Tenaglia, Trinchero and Vietti.