such wineries are called pre-Prohibition wineries. B. The minimum parcel size for a pre-Prohibition winery shall be two acres. A parcel that is made substandard (i.e., reduced in size to less than ten acres) after the
Read it in the chapter →Land use · Napa County Unincorporated, California
pre-prohibition winery
How this ordinance defines it
The operative definition is the local one. Codes routinely subdivide a category into tiers — “day care 2, family”, “group home 2” — and attach different permissions to each, so only Napa County Unincorporated’s own text settles what this covers.