Developer's Guide

Table Of Contents
Payflow Pro Developer’s Guide 27
Credit Card Transactions
Parameters Used in Credit Card Transactions
ACCT (Required for credit cards) Credit card or purchase card number. 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.
For example, ACCT=5555555555554444
EXPDATE (Required) Expiration date of the credit card.
Limitations: mmyy format. For example, 1008 represents November 2008.
AMT (Required) Amount (Default: U.S. based currency).
Limitations: Specify the exact amount to the cent using a decimal point—use 34.00,
not 34. Do not include comma separators—use 1199.95 not 1,199.95. Your processor
and/or Internet Merchant Account provider may stipulate a maximum amount.
10 numeric characters plus decimal.
COMMENT1 (Optional) Merchant-defined value for reporting and auditing purposes.
Limitations: 128 alphanumeric characters.
COMMENT2 (Optional) Merchant-defined value for reporting and auditing purposes.
Limitations: 128 alphanumeric characters.
CVV2 (Optional) A code that is printed (not imprinted) on the back of a credit card. Used as
partial assurance that the card is in the buyers possession.
Limitations: 3 or 4 digits.
FIRSTNAME (Optional) Account holder's first name.
Limitations: 30 alphanumeric characters.
LASTNAME (Optional but recommended) Account holder's last name.
Limitations: 30 alphanumeric characters.
STREET (Optional) The cardholders street address (number and street name).
The STREET address is verified by the address verification service.
Limitations: 30 alphanumeric characters.
ZIP (Optional) Account holders 5- to 9-digit zip (postal) code.
Limitations: Nine characters maximum. Do not use spaces, dashes, or non-numeric
characters.
T
ABLE 4.1 Credit card transaction request parameters
Parameter Description