Full text
allocation in proportion to patronage for a taxation year means an amount credited by a taxpayer to a customer of that year on terms that the customer is entitled to or will receive payment thereof, computed at a rate in relation to the quantity, quality or value of the goods or products acquired, marketed, handled, dealt in or sold, or services rendered by the taxpayer from, on behalf of or to the customer, whether as principal or as agent of the customer or otherwise, with appropriate differences in the rate for different classes, grades or qualities thereof, if