
Gateway Developer Guide and Reference 07 February 2013 131
Processors Requiring Additional Transaction Parameters
SecureNet Additional Credit Card Parameters for American Express
A
Transaction Advice Detail Parameters
Airline Passenger Data Parameters
MERCHANTSTATE (Optional) The region code that corresponds to the state, province, or country
subdivision of the merchant location where the transaction took place.
Region code examples:
CA = California, USA
NS = Nova Scotia, Canada
COS = Colima Mexico
If you are a third-party biller (bill for services or goods rendered by another entity),
you must enter the region code that corresponds to the state, province, or country
subdivision in which the seller is located.
Character length and limitations: 3 alphanumeric characters
MERCHANTCOUNTRYCODE (Optional) Country code of the location where the transaction took place.
Character length and limitations: 3 alphanumeric characters
MERCHANTZIP (Optional) The 5- to 9-digit zip (postal) code excluding spaces, dashes, and non-
numeric characters where the transaction took place.
If you are a third-party biller (bill for services or goods rendered by another entity),
you must enter the postal code that corresponds to the seller’s location.
Character length and limitations; 15 alphanumeric characters
Field Description
ADDLAMT
n (Optional) Detail of a charge where n is a value from 1 - 5. Use for additional
breakdown of the amount.
Character length and limitations: Must include a decimal and be exact to the cent
(42.00, not 42) and exclude comma separators (1234.56 not 1,234.56). Examples:
tip=3.00, convenience charge=2.00. 12 numeric characters
ADDLAMTTYPE
n (Optional) A 3-digit code indicating the type of the corresponding charge detail,
where
n is a value from 1 - 5.
Character length and limitations: 3 numeric characters
Field Description
AIR-DEPARTUREDATE (Optional) Departure date in the format: YYYYMMDD.
Character length and limitations: 8 alphanumeric characters
AIR-PASSENGERNAME (Optional) Name of the passenger in the following format with fields separated by a
space: surname firstname middleinitial title
Character length and limitations: 40 alphanumeric characters
Parameter Description
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