California Code, Business and Professions Code - BPC § 23399.3

(a) An on-sale special beer and wine license for hospitals, convalescent homes, and rest homes, authorizes the sale or service of beer and wine purchased from a licensed winegrower or beer and wine wholesaler only to patients or residents of the licensed hospital, convalescent home, or rest home.  Such a license shall not be transferable from person to person and no off-sale privileges shall be exercised under such a license.  Nothing in this section shall be construed to require a license for the service of beer and wine purchased at retail.

(b) As used in this section, “rest home” includes an apartment building, whether licensed or unlicensed, which rents exclusively to persons age 62 and older, and provides one to three meals daily for tenants.