0.13% - Assessment The assessment applies to gross Discover card transaction volume. Note: In April 2016, Discover's assessment increased from 0.11% to 0.13%. Note: In April 2015, Discover's assessment increased from 0.105% to 0.11%.
$0.0195 - Data Usage Fee The Data Usage Fee applies to all U.S.-based authorization transactions. Note: On April 15, 2016, Discover's Data Usage Fee increased from $0.0185 to $0.0195.
$0.0025 - Network Authorization Fee Discover will begin charging a Network Authorization Fee effective October 1, 2013. This fee will apply to all Discover network authorizations and will replace the previously assessed Data Transmission Fee, which applied only to settled Discover transactions. The amount of the Network Authorization Fee and the Data Transmission Fee are the same, but the Network Authorization Fee will apply to a greater number of transactions.
$0.0025 - Data Transmission Fee (No longer charged) The Data Transmission Fee applied to all settled Discover transactions, and was replaced by the Network Authorization Fee is October 2013.
.45% - International Processing Fee The International Service Fee applies to U.S. acquired transactions paid for with a card issued outside of the U.S. Update: On April 15, 2016, Discover's International Processing Fee will be increased from .45% to .55%.
.80% - International Service Fee The International Service Fee applies under the same circumstances as the International Processing Fee noted above. Note: On April 15, 2016, Discover's International Service Fee increased from .55% to .80%.
Note: The International Processing Fee and the International Service Fee often both apply to the same transaction bringing the total charge to 0.95%. This total will be 1.35% on and after April 15, 2016.