
Gateway Developer Guide and Reference 31 July 2012 51
Submitting Credit Card Transactions
Core Credit Card Parameters
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NOTE: American Express cards require explicit acceptance when PayPal is the processor. To
accept American Express cards, go to the Profile Page in PayPal Manager and click
American Express card acceptance.
Core Credit Card Parameters
All credit card processors accept the basic parameters described in the following table with
one exception: the PayPal processor does not support SWIPE.
Parameter Description
TENDER (Required) The method of payment. Values are:
A = Automated clearinghouse (ACH)
C = Credit card
D = Pinless debit
K = Telecheck
P = PayPal
See the Payflow ACH Payment Service Guide for details on the ACH tender type.
TRXTYPE (Required) Indicates the type of transaction to perform. Values are:
A = Authorization
B = Balance Inquiry
C = Credit
D = Delayed Capture
F = Voice Authorization
I = Inquiry
L = Data Upload
N = Duplicate Transaction
NOTE: A type N transaction represents a duplicate transaction (version 4 SDK or
HTTPS interface only) with a PNREF the same as the original. It appears only
in the PayPal Manager user interface and never settles.
S = Sale
V = Void
ACCT (Required for credit cards) Credit card or purchase card number. For example,
ACCT=5555555555554444. For the pinless debit TENDER type, ACCT can be the
bank account number.
Limitations: This value may not contain spaces, non-numeric characters, or dashes
EXPDATE (Required) Expiration date of the credit card. For example, 1215 represents
December 2015.
Limitations: mmyy format
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