Whites wines are composed of 60% Trebbiano and at least 15% Passerina with other local varieties permitted up to 25%. Sparkling Spumante wines are composed of at least 60% Trebbiano, at least 30% blend of Chardonnay, Verdicchio and Pecorino with other varieties permitted up to 10%. Finished red wines are required to have at least 12% alcohol and finished whites a minimum of 11%.
The regulations for Whites wines specify the percentage of Trebbiano and Passerina, with other local varieties allowed up to 25%. Sparkling Spumante wines are composed of specific percentages of Trebbiano, Chardonnay, Verdicchio and Pecorino, with other varieties permitted up to 10%. Finished red wines must have a minimum alcohol content of 12%, while finished whites require a minimum of 11%.