Developer's Guide

Payflow Pro Developer’s Guide 101
Submitting Purchasing Card Level 2 and Level 3 Transactions
American Express Phoenix Purchasing Card Transaction Processing
C
American Express Phoenix Level 2 Parameters (CAPN)
TABLE C.2 American Express Phoenix CAPN Level 2 parameters
Parameter Description Required Type Length
CPC Level 2 Transaction Advice Addendum Parameters
PONUM Purchase order number Yes Alpha-
numeric
17
SHIPTOZIP Ship-to postal code (called ZIP code in the USA) Yes Alpha-
numeric
15
TAXAMT Total tax amount
Must include a decimal and be exact to the cent
(42.00, not 42) and exclude comma separators
(1234.56 not 1,234.56
No Numeric 12
L_DESC1 Description of this line item; if not provided,
DESC1 (if present) is used
No Alpha-
numeric
140
L_AMT1 Charge for this line item
Must include a decimal and be exact to the cent
(42.00, not 42) and exclude comma separators
(1234.56 not 1,234.56
No Numeric 12
L_QTY1 Quantity of this line item No Numeric 3
L_DESC2 Description of this line item; if not provided,
DESC2 (if present) is used
No Alpha-
numeric
40
L_AMT2 Charge for this line item
Must include a decimal and be exact to the cent
(42.00, not 42) and exclude comma separators
(1234.56 not 1,234.56)
No Numeric 12
L_QTY2 Quantity of this line item No Numeric 3
L_DESC3 Description of this line item; if not provided, DESC3
(if present) is used
No Alpha-
numeric
40
L_AMT3 Charge for this line item
Must include a decimal and be exact to the cent
(42.00, not 42) and exclude comma separators
(1234.56 not 1,234.56)
No Numeric 12
L_QTY3 Quantity of this line item No Numeric 3
L_DESC4 Description of this line item; if not provided, DESC4
(if present) is used
No Alpha-
numeric
40
L_AMT4 Charge for this line item
Must include a decimal and be exact to the cent
(42.00, not
42) and exclude comma separators
(1234.56 not 1,234.56)
No Numeric 12