Minn. Stat. § 325B.12
Subd. 1. Discrimination prohibited.
No brewer shall discriminate among its wholesalers in any business dealings including, but not limited to, the price of beer sold to the wholesaler, unless the classification among its wholesalers is based upon reasonable grounds. Nothing in this section shall be construed to prohibit the sale or offer of sale of beer at a volume discount.
Subd. 2. Sales; rebates.
No brewer may:
(2) utilize any method, including but not limited to, a sales promotion plan or program:
(3) utilize any rebate plan or program in connection with the sale of beer to a Minnesota wholesaler, unless: