Idaho Code § 23-1029
Each licensed wholesaler, brewer and dealer engaged in selling beer for resale within this state, shall file with the director a written schedule of prices to be charged by him for beer sold within this state for resale therein, which schedule of prices shall be uniform for the same class of buyers in the same trade area within this state, and shall set forth;
Such schedule of prices so filed may be changed or modified from time to time by filing with the director a new schedule of prices, not less than ten (10) days prior to the last day of the filing calendar month, becoming effective on the first day of the succeeding calendar month.
Such schedule of prices so filed shall not be withdrawn within ten (10) days of its effective date. An amendment of the prior filing shall show the posting changes of the particular brand and product affected. The amendment shall be in the form of a statement to the director detailing the reasons for the amendment. The amendment submitted to the director shall be prima facie evidence of its correctness; and failure of the director to act upon denial of the amendment within ten (10) days shall constitute its adoption. Upon becoming effective the schedule shall remain in effect as follows:
Idaho Code § 23-1029