Method and system for spend controls for a virtual card number with multiple funding sources

A method for processing a controlled payment number transaction with multiple funding sources, comprising:

• receiving, by a receiver of a processing server, an authorization request for a payment transaction, wherein the authorization request is formatted according to one or more standards and includes at least a plurality of data elements including at least a first data element configured to store a transaction amount and a second data element configured to store a controlled payment number;
• identifying, by the processing server, a mapping profile, wherein the mapping profile includes at least the controlled payment number, an overflow transaction account number, and at least one spend profile, the at least one spend profile including at least a mapped transaction account number and one or more spend controls including at least a maximum payment amount;
• processing, by the processing server, a first electronic payment transaction for payment from a transaction account corresponding to the mapped transaction account number for the maximum payment amount;
• processing, by the processing server, a second electronic payment transaction for payment from a transaction account corresponding to the overflow transaction account number for an amount based on a difference between the transaction amount and the maximum payment amount;
• and
• electronically transmitting, by a transmitter of the processing server, an authorization response for the payment transaction, wherein the authorization response is formatted according to the one or more standards and includes at least a plurality of data elements including at least a first data element configured to store the controlled payment number.