Cal. Bus. & Prof. Code § 25503.9
(a) Nothing in this division prohibits a winegrower, a beer and wine wholesaler that also holds an off-sale beer and wine retail license and only sells wine, or the holder of a limited off-sale retail wine license from giving or selling wine, a beer manufacturer from giving or selling beer, a craft distiller, a distilled spirits manufacturer, rectifier, or a distilled spirits manufacturer’s agent from giving or selling distilled spirits, or a distilled spirits wholesaler that also holds a beer and wine wholesaler license or importer general licensee from giving or selling beer, wine, or distilled spirits at prices other than those contained in schedules filed with the department, to any of the following:
(b) Nothing in this division prohibits a winegrower, a beer and wine wholesaler that also holds an off-sale beer and wine retail license and only sells wine, or the holder of a limited off-sale retail wine license from giving or selling wine, a beer manufacturer from giving or selling beer, a craft distiller, distilled spirits manufacturer, rectifier, a distilled spirits wholesaler, or a distilled spirits manufacturer’s agent from giving or selling distilled spirits, or a beer and wine wholesaler that also holds an importer’s license from giving or selling beer or wine at prices other than those contained in schedules filed with the department, to any of the following: