Dues, Assessments, & Access fees comprise the component of Merchant Discount that goes to the Card Associations. An open payment network like MasterCard and Visa allow many banks to participate. The association builds and maintains much of the infrastructure: the lines and switches required to route transaction information between different acquiring and issuing banks. The associations specify that for each transaction an interchange fee be paid to the bank issuing a card by the bank acting as the acquirer for the merchant.
Dues, Assessments & Access Fees represent the percentage rate and transaction fee charged on the sale that the card associations make to pay for their role to: