Chase Paymentech Solutions: Level II and Level III : Order-Level Fields

Order-Level Fields
The invoiceHeader_amexDataTAA1 field is required for Level II transactions for American Express cards for Chase Paymentech Solutions, but the other TAA fields are optional. However, if you are including the request ID (ccCreditService_captureRequestID) in a Level II credit request, you are not required to include invoiceHeader_amexDataTAA1.
Example 0.040 (=4%)
Example 12345-6789
Example A1B 2C4
Example 12345-6789
Example A1B 2C3
This value is the same as the value for shipFrom_postalCode when your customer takes possession of the items at your location.