Methods and systems for providing enhanced data for co-brand payment card transactions

A network-based system for processing a financial transaction through a multi-party interchange network using an enhanced payment card, the enhanced payment card issued to a cardholder by an issuer, said system comprising:

• a point of sale (POS) device associated with a merchant;
• a database for storing data including a list of card identifiers for identifying each enhanced payment card of a plurality of enhanced payment cards;
• and
• a server system configured to be coupled to the POS device and the database, said server system associated with the interchange network, said server system configured to:
• receive an authorization request message generated at the (POS) device, the authorization request message including a card identifier and relating to a transaction initiated by the cardholder with the merchant using the enhanced payment card;
• electronically identify the transaction as involving the enhanced payment card by matching the received card identifier to the list of card identifiers stored within the database;
• electronically add a product code to the authorization request message identifying the transaction as an enhanced payment card transaction;
• and
• instruct the merchant to transmit to the computer an addendum file including enhanced transaction data for the enhanced payment card transaction.

A computer for processing a financial transaction initiated by a cardholder using an enhanced payment card, the computer is associated with a multi-party interchange network, the enhanced payment card is issued to the cardholder by an issuer, said computer comprising a processor programmed to:

• store data within a database including a list of card identifiers for identifying each enhanced payment card of a plurality of enhanced payment cards;
• receive an authorization request message generated at a point of sale (POS) device, the authorization request message including a card identifier and relating to the transaction initiated by the cardholder with a merchant using the enhanced payment card;
• electronically identify the transaction as involving the enhanced payment card by matching the received card identifier to the list of card identifiers stored within the database;
• electronically add a product code to the authorization request message identifying the transaction as an enhanced payment card transaction;
• and
• instruct the merchant to transmit an addendum file including enhanced transaction data for the enhanced payment card transaction.

A computer program embodied on a computer readable medium for processing a financial transaction through an interchange network using an enhanced payment card, the enhanced payment card issued to a cardholder by an issuer, said program is executed by a computer associated with the interchange network and instructs the computer to:

• store within a database a list of card identifiers for identifying each enhanced payment card of a plurality of enhanced payment cards;
• receive an authorization request message generated at a point of sale (POS) device associated with a merchant, the authorization request message including a card identifier and relating to a transaction initiated by the cardholder with the merchant using the enhanced payment card;
• identify the transaction as involving the enhanced payment card by matching the received card identifier to the list of card identifiers stored within the database;
• add a product code to the authorization request message identifying the transaction as an enhanced payment card transaction;
• and
• instruct the POS device to transmit to the computer an addendum file including enhanced transaction data for the enhanced payment card transaction.