The work of Patrick Shabram has been utilized in numerous petitions to the Alcohol and Tobacco Tax and Trade Bureau (TTB) for the creation new American Viticultural Areas (AVAs) or boundary shifts to existing AVAs. Further, Patrick Shabram has submitted several petitions on behalf of growers and winemakers.
Here are links to approved AVAs and an AVA expansion from petitions submited by Patrick Shabram:
Expansion of the Sta. Rita Hills AVA
Moon Mountain District of Sonoma County AVA
Inwood Valley AVA
Fort Ross-Seaview AVA
Expansion to the Alexander Valley AVA
Mr. Shabram has two additional petitions pending with the TTB.
Several petitions have relied heavily on Mr. Shabram's work, including the recently approved Petaluma Gap AVA.