Idaho Code § 23-1332
Retailers holding valid licenses for the retail sale of liquor by the drink pursuant to chapter 9, title 23, Idaho Code, may sell wine for consumption on or off the licensed premises. Persons holding a valid wine by the drink license may sell wine for consumption on the premises only. Retailers who do not possess a valid license for the retail sale of liquor by the drink, or retailers who do not have a valid wine by the drink license, shall not permit consumption of wine on the licensed premises and may sell the wine only in its original unbroken container. Provided however, that wineries whose business does not include the sale of wine by the drink may provide free single-serving samples of two (2) ounces or less to customers for the purpose of sales promotion upon the winery premises or upon the premises of a retail wine outlet which retails exclusively the wine product of that winery and which is wholly owned and operated thereby. Wine sold for consumption or dispensed on the licensed premises may be sold, consumed or dispensed only during hours that beer can be sold, consumed or dispensed pursuant to the laws of this state. Wine sold by the retailer for consumption off the premises of the retailer may be sold only during the hours that beer may be sold pursuant to the laws of this state.
Idaho Code § 23-1332