A mobile wallet computer system receives via a mobile device an indication from a user that the user wishes to perform a mobile wallet transaction to transfer funds to a merchant. The mobile wallet computer system determines an amount of merchant rewards from the merchant that are available for the user to use at the merchant. The mobile wallet computer system transmits information regarding the amount of available merchant rewards to the merchant computer system. The merchant computer system applies the merchant rewards to the transaction prior to submitting the transaction to a card network computer system.