Establishment of the West Sonoma Coast Viticultural Area
TTB establishes the West Sonoma Coast viticultural area (141,846 acres) in Sonoma County, California, for wine labeling and appellation purposes.
Aforeworn detected this change in the Liquor Licensing space on July 30, 2026 and published this briefing so affected operators are forewarned rather than caught off guard. It is rated Low urgency. Wineries and grape growers in Sonoma County, California, especially those whose vineyards lie within the new West Sonoma Coast AVA. should confirm how it applies to their specific situation before acting. There is a time constraint attached: No specific deadline; the rule is effective 30 days after publication in the Federal Register (publication date: May 23, 2022).. Acting after that point can mean penalties, a lapsed licence, or lost eligibility — exactly the kind of surprise Aforeworn exists to prevent. Aforeworn monitors Liquor Licensing continuously and turns every detected change into a plain-English briefing like this one, so you always know first. Forewarned is forearmed.
What changed
A new American Viticultural Area (AVA) named 'West Sonoma Coast' is established. Wines using this appellation must meet TTB labeling requirements, including that at least 85% of the grapes come from this AVA.
Who it affects
Wineries and grape growers in Sonoma County, California, especially those whose vineyards lie within the new West Sonoma Coast AVA.
What you must do
Review vineyard locations to determine if they fall within the new AVA boundaries. If using 'West Sonoma Coast' on labels, ensure compliance with TTB AVA labeling rules (85% grape source, etc.).
Deadline
No specific deadline; the rule is effective 30 days after publication in the Federal Register (publication date: May 23, 2022).
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