The certification mark, as used or intended to be used by persons authorized by the certifier, certifies or is intended to certify that the wines bearing the mark originate from Tuscany, Italy, and more precisely the zone for the production of grapes includes the entire administrative territory of the provinces of Arezzo, Florence, Grosseto, Livorno, Lucca, Massa Carrara, Pisa, Pistoia, Prato and Siena, in the Tuscany Region; and that the grapes used to create the wine meet vinification standards, and that the wines conform to set standards of grape varietals used, alcohol content, clarity, colour and minimum total acidity, as set forth in the Production Code of PGI TOSCANA.