Processors That Require Additional Transaction Parameters

Last updated: Sept 18th, 7:39pm

Additional parameters are those required by individual processors beyond the core parameters. Parameters are organized alphabetically by processor.

American Express Additional Credit Card Parameters

In addition to the core credit card parameters, American Express accepts the parameters described below to meet AMEX reporting and statement requirements.

PayPal recommends that you include these parameters if you would like to impact what appears on AMEX statements and reports.

Retail Transaction Advice Addendum for SWIPE Transactions

Field Description
L_DESCn (Optional) Description of this line-item (n is a line item number from 1 to 6).
Character length and limitations: 19 alphanumeric characters
L_AMTn (Optional) Amount of this line-item (n is a line item number from 1 to 6).
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). 12 numeric characters
L_QTYn (Optional) Quantity of this line-item (n is a line item number from 1 to 6).
Character length and limitations: 3 numeric characters

Internet Transaction Data

Field Description
BILLTOEMAIL (Optional) Account holder's email address.
Character length and limitations: 60 alphanumeric characters
BILLTOPHONENUM (Optional) Account holder's telephone number.
Character length and limitations: 10 characters
PHONETYPE (Optional) Telephone company provided ANI information identifier digits indicating the telephone call type. Examples: cellular (61-63), pay phone (27)
Character length and limitations: 2 characters
CUSTHOSTNAME (Optional) Name of the server that the account holder is connected to. Example: PHX.QW.AOL.COM.
Character length and limitations: 60 alphanumeric and special characters
CUSTBROWSER (Optional) Name of the server that the account holder is connected to. Example: MOZILLA/4.0 ~ (COMPATIBLE; ~ MSIE ~ 5.0; ~ WINDOWS ~ 95)
Character length and limitations: 60 alphanumeric and special characters
CUSTIP (Optional) Account holder's IP address.
Character length and limitations: 15 alphanumeric and special characters
SHIPTOCOUNTRY (Optional) Numeric country code of ship-to country. Example: USA would be 840. The Payflow API accepts 3-digit numeric country codes. Refer to ISO 3166-1 numeric.
Character length and limitations: 3 characters
SHIPMETHOD (Optional) Shipping method code. The values are:
- 01 = Same day
- 02 = Overnight/next day
- 03 = Priority, 2 - 3 days
- 04 = Ground, 4 or more days
- 05 = Electronic delivery
- 06 - ZZ = Reserved for future use
SKU (Optional) Merchant product SKU.
Character length and limitations: 15 alphanumeric characters

Address Verification Service Parameters

Field Description
BILLTOSTREET (Optional) Account holder's street address (number and street name).
Character length and limitations: 30 characters
BILLTOZIP (Optional) Account holder's 5- to 9-digit ZIP (postal) code excluding spaces, dashes, and non-numeric characters. Example: 951121737
Character length and limitations: 9 characters
BILLTOPHONENUM (Optional) Account holder's telephone number. The formats are:
- xxx-xxx-xxxx (US numbers)
- +xxxxxxxxxxx (international numbers)
Character length and limitations: 10 characters
SHIPTOFIRSTNAME (Optional) First name in the shipping address.
Character length and limitations: 30 characters
SHIPTOLASTNAME (Optional) Last name in the shipping address.
Character length and limitations: 30 characters
SHIPTOSTREET (Optional) Shipping street address.
Character length and limitations: 30 characters
SHIPTOCOUNTRY (Optional) Numeric country code of ship-to country. Example: USA would be 840. The Payflow API accepts 3-digit numeric country codes. Refer to ISO 3166-1 numeric.
Character length and limitations: 3 alphanumeric characters
SHIPTOZIP (Optional) Shipping 5- to 9-digit zip (postal) code excluding spaces, dashes, and non-numeric characters. Example: 951121737
Character length and limitations: 9 alphanumeric characters
SHIPTOPHONENUM (Optional) Shipping telephone number.
Character length and limitations: 10 alphanumeric characters

Location Transaction Advice Addendum Parameters

Field Description
MERCHANTNAME (Optional) Name of merchant.
Character length and limitations: 38 alphanumeric characters
MERCHANTSTREET (Optional) Merchant's street address (number and street name).
Character length and limitations: 38 alphanumeric characters. If more than 38 characters, use proper and meaningful abbreviation. Do not truncate.
MERCHANTCITY (Optional) The name of the city were the transaction took place.
- If you are a third-party biller (bill for services or goods rendered by another entity), you must enter the name of the city in which the seller is located.
- If you are a mail order, phone order, or internet industry, you may substitute the name of the city in which the merchant's order processing facility is located.
Character length and limitations: 21 alphanumeric characters. If more than 21 characters, use proper and meaningful abbreviation. Do not truncate.
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
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
MERCHANTCOUNTRYCODE (Optional) Country code of the location where the transaction took place. The Payflow API accepts 3-digit numeric country codes. Refer to ISO 3166-1 numeric.
Character length and limitations: 3-character country code.
MERCHANTLOCATIONID (Optional) Merchant-assigned store or location number (or name) that uniquely identifies where the transaction took place.
Character length and limitations: 15 alphanumeric characters
MERCHANTID (Required) American Express-assigned service establishment number used to identify and facilitate payments to merchants.
Character length and limitations: 15 alphanumeric characters.
MERCHANTCONTACTINFO (Optional) Merchant's telephone number or web address. (URLs and e-mail addresses may be lowercase, as appropriate.) This entry may appear on the descriptive bill on the card-member's statement, or may be used to resolve billing inquiries and disputes.
Character length and limitations: 40 alphanumeric characters

Transaction Advice Detail Parameters

Field Description
ADDLAMTn (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 are a tip (ADDLAMT1=3.00) and a convenience charge (ADDLAMT2=2.00). 12 numeric characters. The amount passed must not contain more than two decimal places.
ADDLAMTTYPEn (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

Airline Passenger Data Parameters

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 first name middle initial title
Character length and limitations: 60 alphanumeric characters
AIR-ORIGIN (Optional) Airport code of the originating airport. For a list of airport codes, see https://www.world-airport-codes.com/alphabetical/airport-code/a.html.
Character length and limitations: 5 alphanumeric characters
AIR-DESTINATION (Optional) Destination airport code for the first segment of the trip; this is not necessarily the final destination. For example, if a passenger flies from STL to MIA with a layover at JFK, the destination airport is JFK For a list of airport codes, see https://www.world-airport-codes.com/alphabetical/airport-code/a.html.
Character length and limitations: 5 alphanumeric characters
AIR-NUMBEROFCITIES (Optional) Number of unique cities in this trip including the cities of origin and destination, where a maximum value of 10 is allowed. For example, AIR-NUMBEROFCITIES is 3 for the following trip:
- DEN to LAX
- LAX to SFO
- SFO to DEN
If not provided, this value is equal to the number of AIR-ROUTINGCITYn parameters.
AIR-ROUTINGCITYn (Optional) Airport codes of each city in this flight including cities of origin and destination, where n is a value from 1 to 10.
Character length and limitations: 5 alphanumeric characters
AIR-CARRIERn (Optional) Two character airline code for each unique airline in this flight, where n is a value from 1 to 10.
If the same carrier is used for multiple segments of the trip, it is passed only once. For example, the two AIR-CARRIERn values for the following trip are UA and AA:
- UA flight from IAD to DEN
- UA flight from DEN to LAX
- UA flight from LAX to SFO
- AA flight from SFO to DFW
Character length and limitations: 24 alphanumeric characters
AIR-FAREBASIS (Optional) List discounts associated with the travel.
Character length and limitations: 24 alphanumeric characters
AIR-NUMBEROFPASSENGERS (Optional) Number of passengers on this trip.
Character length and limitations: numeric
AIR-ISETICKET (Optional) If this is an electronic ticket. The values are:
- Y = yes
- N = no
Character length and limitations: 1 alphanumeric character
AIR-RESERVATIONCODE (Optional) Code assigned to the travel reservation before the ticket was purchased.
Character length and limitations: 15 alphanumeric characters

Payment Account Reference

Field Description
PAR (Optional - Request) Value Y

The Payment Account Reference (PAR) is a non-financial reference number assigned to each unique Primary Account Number (PAN) and mapped to all its affiliated Payment Tokens.

For Merchants that encounter both PAN and Token transactions, PAR provides the ability to link both types of Transactions and activities for a card account.
Character length and limitations: 1 alpha characters
PARID (Optional - Response) A unique identifier returned when PAR=Y is sent in the authorization request. This identification number is associated with a specific cardholder PAN and can be used in place of sensitive consumer identification fields.

Character length and limitations: 35 alphanumeric characters

Simple Example:

Request: TRXTYPE=S&TENDER=C&ACCT=378282246310005&AMT=10.00&EXPDATE=1222TCARDONFILE=CITI&SCAEXEMPTION=SCP&PAR=Y&VERBOSITY=HIGH Response: RESULT=0&PNREF=A93J0E9031E0&RESPMSG=Approved&AUTHCODE=010101&TXID=051854388718753&PARID=00311941003556616430678538799514282&AMEXID=051854388718753&AMEXPOSDATA=1609S0100130

American Express Other Parameters

Field Description
BILLTOFIRSTNAME (Optional) Account holder's first and last name.
Character length and limitations: 13 alphanumeric characters
BILLTOLASTNAME (Optional) Account holder's last name.
Character length and limitations: 13 alphanumeric characters
INVNUM (Optional) Merchant invoice number. The merchant invoice number is used for authorizations and settlements and, depending on your merchant bank, will appear on your customer's credit card statement and your bank reconciliation report. If you do not provide an invoice number, the transaction ID ( PNREF ) will be submitted.
Character length and limitations: 9 alphanumeric characters
ORDERDATE (Optional) Specifies an order date.
Character length and limitations: 6 numeric characters
Format: mmddyy (with no slashes or dashes). For example, July 28, 2003 is 072803.
ORDERDATETIME (Optional) Specifies an order time and date.
Character length and limitations: 19 alphanumeric characters
Format is either YYYY-MM-DD or YYYY-MM-DD HH:MI:SS (where HH is in 24-hour time). If the value does not conform to one of the formats or if the date is not valid (for example, 2004-17-35), then the transaction is rejected with: RESULT=7(SIG_FIELD_ERR) RESPMSG=Invalid ORDERTIME. A truncated version of the ORDERTIME value (up to 7 characters) overwrites any value provided by ORDERDATE. If no value is provided, a NULL value is stored.

Merchant e-Solutions (Cielo Payments) - Additional Credit Card Parameters

In addition to the core credit card parameters, Merchant e-Solutions accepts the parameters described below.

Field Description
INVNUM (Optional) Merchant invoice number. The merchant invoice number is used for authorizations and settlements and, depending on your merchant bank, will appear on your customer's credit card statement and your bank reconciliation report. If you do not provide an invoice number, the transaction ID ( PNREF ) will be submitted.
Character length and limitations: 17 alphanumeric characters
MERCHDESCR (Optional) Use this parameter to pass in your DBA name and other data describing the transaction (default: merchant name). This information is usually displayed in the account holder's statement.
Character length and limitations: 25 alphanumeric characters
MERCHSVC (Optional) Defaults to the city where the merchant outlet is located for retail and to the merchant's phone number for non-retail. For example, 800 111-1111. This information is usually displayed in the account holder's statement.
Character length and limitations: 13 alphanumeric characters

Elavon Additional Credit Card Parameters

In addition to the core credit card parameters, Elavon accepts the parameter described below.

Field Description
RECURRING (Optional) Identifies the transaction as recurring. This value does not activate the Payflow Recurring Billing Service API. If the RECURRING parameter was set to Y for the original transaction, then the setting is ignored when forming credit, void, and force transactions. If you subscribe to Payflow Fraud Protection Services:
- To avoid charging you to filter recurring transactions that you know are reliable, the fraud filters do not screen recurring transactions.
- To screen a prospective recurring customer, submit the transaction data using PayPal Manager's Manual Transactions page. The filters screen the transaction in the normal manner. If the transaction triggers a filter, then you can follow the normal process to review the filter results.
Character length and limitations: 1 alphanumeric character (Y or N)

Elavon Travel Parameters

Elavon also accepts the travel parameters described below.

Field Description
DEPARTUREDATE (Required)
COMPLETIONDATE (Required)
MERCHANTREFCODE (Required)
TAXAMT (Required)
PONUM (Optional)

FISERV Nashville - Additional Credit Card Parameters

In addition to the core credit card parameters, FISERV Nashville accepts the parameters described below.

Field Description
INVNUM (Optional) Merchant invoice number. The merchant invoice number is used for authorizations and settlements and, depending on your merchant bank, will appear on your customer's credit card statement and your bank reconciliation report. If you do not provide an invoice number, the transaction ID ( PNREF ) will be submitted.
Character length and limitations: 9 alphanumeric characters

FISERV North - Additional Credit Card Parameters

In addition to the core credit card parameters, FISERV North accepts the parameters described

Field Description
DESC (Optional) Use the DESC parameters to pass in your DBA name and other data describing the transaction. This information will be displayed in the account holder's statement.
Visa: 25
Mastercard: 22
AMEX: 20
DISC: 22
Some card associations truncate the value to 19 characters. If you have questions, consult the card association.
Character length and limitations: 25 alphanumeric characters
MERCHDESCR (Optional) Use this parameter to pass in your DBA name and other data describing the transaction. This information is usually displayed in the account holder's statement.
Character length and limitations: 25 alphanumeric characters
MERCHSVC (Optional) Defaults to the city where the merchant outlet is located for retail and to the merchant's phone number for non-retail. For example, 800 111-1111. This information is usually displayed in the account holder's statement.
Character length and limitations: 13 alphanumeric characters

Heartland - Additional Credit Card Parameters

In addition to the core credit card parameters, Heartland accepts the parameters described below.

Field Description
INVNUM (Optional) Merchant invoice number. The merchant invoice number is used for authorizations and settlements and, depending on your merchant bank, will appear on your customer's credit card statement and your bank reconciliation report. If you do not provide an invoice number, the transaction ID ( PNREF ) will be submitted.
Character length and limitations: 17 alphanumeric characters
MERCHDESCR (Optional) Use this parameter to pass in your DBA name and other data describing the transaction (default: merchant name). This information is usually displayed in the account holder's statement.
Character length and limitations: 25 alphanumeric characters
MERCHSVC (Optional) Defaults to the city where the merchant outlet is located for retail and to the merchant's phone number for non-retail. For example, 800 111-1111. This information is usually displayed in the account holder's statement.
Character length and limitations: 13 alphanumeric characters

Litle Additional Credit Card Parameters

Field Description
AUTHDATE Required for Force transactions. Authorization date.
Character length and limitations: 11 alphanumeric characters
CUSTOMERID (Optional) Customer identification.
Character length and limitations: 18 alphanumeric characters
INVNUM (Optional) Merchant invoice number. The merchant invoice number is used for authorizations. If you do not provide an invoice number, the transaction ID ( PNREF ) will be submitted.
Character length and limitations: 20 alphanumeric characters
MERCHANTCITY (Optional) The name of the city were the transaction took place.
- If you are a third-party biller (bill for services or goods rendered by another entity), you must enter the name of the city in which the seller is located.
- If you are a mail order, phone order, or internet industry, you may substitute the name of the city in which the merchant's order processing facility is located.
Character length and limitations: 21 alphanumeric characters
MERCHANTURL (Optional) Merchant's website. This information is usually displayed in the account holder's statement.
Character length and limitations: 40 alphanumeric characters
MERCHDESCR (Optional) Use this parameter to pass in your DBA name and other data describing the transaction (default: merchant name). This information is usually displayed in the account holder's statement.
Character length and limitations: 25 alphanumeric characters
MERCHSVC (Optional) Defaults to the city where the merchant outlet is located for retail and to the merchant's phone number for non-retail. For example, 800 111-1111. This information is usually displayed in the account holder's statement.
Character length and limitations: 13 alphanumeric characters
PONUM (Optional) Purchase order number.
Character length and limitations: 25 alphanumeric characters
REPORTGROUP (Optional) Category that the transaction is in, for example, coffee mugs. This field is for your own use.
Character length and limitations: 25 alphanumeric characters
BILLTOSTREET2 (Optional) Second street address.
Character length and limitations: 35 alphanumeric characters
BILLTOSTREET3 (Optional) Third street address.
Character length and limitations: 35 alphanumeric characters
TAXAMT (Optional) Total tax 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). 12 numeric characters
TAXEXEMPT (Optional) Indicates whether the customer is tax exempt. Value is:
- Y - The customer is tax exempt.
- N - The customer is not tax exempt (default).
Character length and limitations: 1 alpha character

Paymentech Salem - New Hampshire - Additional Credit Card Parameters for American Express

In addition to the core credit card parameters, Paymentech Salem accepts the parameters to meet American Express statement and reporting requirements described below.

Paymentech Salem - Internet Transaction Data Parameters

Field Description
BILLTOEMAIL (Optional) Account holder's email address.
Character length and limitations: 60 alphanumeric characters
BILLTOPHONENUM (Optional) Account holder's telephone number.
Character length and limitations: 20 characters
PHONETYPE (Optional) Telephone company provided ANI information identifier digits indicating the telephone call type. Examples: cellular (61-63), pay phone (27)
Character length and limitations: 2 characters
CUSTHOSTNAME (Optional) Name of the server that the account holder is connected to. Example: PHX.QW.AOL.COM.
Character length and limitations: 60 alphanumeric and special characters
CUSTBROWSER (Optional) Name of the server that the account holder is connected to. Example: MOZILLA/4.0 (COMPATIBLE MSIE 5.0; WINDOWS 95)
Character length and limitations: 60 alphanumeric and special characters
CUSTIP (Optional) Account holder's IP address.
Character length and limitations: 15 alphanumeric and special characters
SHIPTOCOUNTRY (Optional) Numeric country code of ship-to country. Example: USA would be 840. The Payflow API accepts 3-digit numeric country codes. Refer to ISO 3166-1 numeric.
Character length and limitations: 3 alphanumeric characters
SHIPMETHOD (Optional) Shipping method code. The values are:
- 01 = Same day
- 02 = Overnight/next day
- 03 = Priority, 2 - 3 days
- 04 = Ground, 4 or more days
- 05 = Electronic delivery
- 06 - ZZ = Reserved for future use
SKU (Optional) Merchant product SKU.
Character length and limitations: 15 alphanumeric and special characters

Paymentech Salem - AVS Parameters

Field Description
BILLTOSTREET (Optional) Account holder's street address (number and street name).
Character length and limitations: 30 characters
BILLTOZIP (Optional) Account holder's 5- to 9-digit ZIP (postal) code excluding spaces, dashes, and non-numeric characters. Example: 951121737
Character length and limitations: 9 characters
BILLTOPHONENUM (Optional) Account holder's telephone number. The formats are:
- xxx-xxx-xxxx (US numbers)
- +xxxxxxxxxxx (international numbers)
Character length and limitations: 10 characters
SHIPTOFIRSTNAME (Optional) First name in the shipping address.
Character length and limitations: 30 characters
SHIPTOLASTNAME (Optional) Last name in the shipping address.
Character length and limitations: 30 characters
SHIPTOSTREET (Optional) Shipping street address.
Character length and limitations: 30 characters
SHIPTOCOUNTRY (Optional) Numeric country code of ship-to country. Example: USA would be 840. The Payflow API accepts 3-digit numeric country codes. Refer to ISO 3166-1 numeric.
Character length and limitations: 3 alphanumeric characters
SHIPTOZIP (Optional) Shipping 5- to 9-digit zip (postal) code excluding spaces, dashes, and non-numeric characters. Example: 951121737
Character length and limitations: 9 alphanumeric characters
SHIPTOPHONENUM (Optional) Shipping telephone number.
Character length and limitations: 10 alphanumeric characters

Paymentech Salem - Additional Credit Card Parameters for M Record

Field Description
MERCHDESCR (Optional) Use this parameter to pass in your DBA name and other data describing the transaction. This information is usually displayed in the account holder's statement.
Character length and limitations: 25 alphanumeric characters
MERCHSVC (Optional) Defaults to the city where the merchant outlet is located for retail and to the merchant's phone number for non-retail. For example, 800 111-1111. This information is usually displayed in the account holder's statement.
Character length and limitations: 13 alphanumeric characters

PayPal Credit Card Transaction Request Parameters

In addition to the core credit card parameters, PayPal accepts the parameters described below.

Parameter Description
AMT (Required) Amount (US Dollars) U.S. based currency.
AMT=ITEMAMT + TAXAMT + FREIGHTAMT + HANDLINGAMT + INSURANCEAMT - DISCOUNT
Limitations: Must not exceed 10,000.00 USD in any currency. Nine numeric characters plus decimal (.) character. No currency symbol. 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.
Nine numeric characters plus decimal.
CURRENCY (Required) The currency code.
AUD - Australian dollar
CAD - Canadian dollar
EUR - Euro
GBP - British pound
JPY - Japanese Yen
USD - US dollar
Limitations: Three characters.
BUTTONSOURCE (Optional) Identification code for use by third-party applications to identify transactions.
Limitations: 32 alphanumeric characters.
CUSTIP (Optional) IP address of payer's browser as recorded in its HTTP request to your website. This value is optional but recommended.
Limitations: 15-character string in dotted quad format: xxx.xxx.xxx.xxx
CAPTURECOMPLETE (Optional) Indicates if this Delayed Capture transaction is the last capture you intend to make. The values are:
- Y (default)
- N
Limitations: 12-character alphanumeric string.
CUSTOM (Optional) A free-form field for your own use.
Limitations: 256-character alphanumeric string.
EMAIL (Optional) Email address of payer.
Limitations: 127 alphanumeric characters.
INVNUM (Optional) Your own unique invoice or tracking number.
Limitations: 127 alphanumeric characters.
ITEMAMT (Required if L_COSTn is specified). Sum of cost of all items in this order.
ITEMAMT = L_QTY0 LCOST0 + L_QTY1 LCOST1 + L_QTYn * L_COSTn
Limitations: Nine numeric characters plus decimal (.) character. No currency symbol. 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.
Limitations: Nine numeric characters plus decimal.
TAXAMT (Required if L_TAXAMTn is specified) Sum of tax for all items in this order.
TAXAMT = L_QTY0 L_TAXAMT0 + L_QTY1 L_TAXAMT1 + L_QTYn * L_TAXAMTn
Limitations: Nine numeric characters plus decimal (.) character. No currency symbol. 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. Nine numeric characters plus decimal.
FREIGHTAMT (Optional) Total shipping costs for this order.
Limitations: Nine numeric characters plus decimal (.) character. No currency symbol. 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.
Nine numeric characters plus decimal.
HANDLINGAMT (Optional) Total handling costs for this order.
Limitations: Nine numeric characters plus decimal (.) character. No currency symbol. 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. Nine numeric characters plus decimal.
DISCOUNT (Optional) Shipping discount for this order. Specify the discount as a positive amount.
Limitations: Nine numeric characters plus decimal (.) character. No currency symbol. 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.
INSURANCEAMT (Optional) Total shipping insurance cost for this order.
Limitations: Nine numeric characters plus decimal (.) character. No currency symbol. 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.
L_NAMEn (Optional) Line-item name.
Character length and limitations: 36 alphanumeric characters.
L_DESCn (Optional) Line-item description of the item purchased such as hiking boots or cooking utensils.
L_COSTn (Required if L_QTYn is supplied) Cost of the line item. The line-item unit price must be a positive number and be greater than zero.
Limitations: Nine numeric characters plus decimal (.) character. No currency symbol. 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. Nine numeric characters plus decimal.
L_QTYn (Required if L_COSTn is supplied) Line-item quantity.
Limitations: 10-character integer.
L_SKUn (Optional) Product number.
Limitations: 18-characters.
L_TAXAMTn (Optional) Line-item tax amount.
Limitations: Nine numeric characters plus decimal (.) character. No currency symbol. 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.
MERCHANTSESSIONID (Optional) Your customer Direct Payment session identification token. PayPal records this session token as an additional means to detect possible fraud.
Limitations: 64 characters.
MERCHDESCR (Optional) Information that is usually displayed in the account holder's statement, for example,
    1<
    2 Your-Not-For-Profit
    3 >
    4
    5 <
    6 State
    7 >
    ,
      1<
      2 Your-Not-For-Profit
      3 >
      4
      5 <
      6 Branch-Name
      7 >
      ,
        1<
        2 Your-Website
        3 >
        4 dues
        or
          1<
          2 Your-Website
          3 >
          4 list fee
          .



          Character length and limitations: 23 alphanumeric characters, can include the special characters dash (-) and dot (.) only. Asterisks (*) are NOT permitted. If it includes a space character ( ), enclose the "<Soft-Descriptor>" value in double quotes.

          | |`MERCHANTCITY`|(Optional) A unique phone number, email address or URL, which is displayed on the account holder's statement. PayPal recommends passing a toll-free phone number because, typically, this is the easiest way for a buyer to contact the seller in the case of an inquiry.

          Character length and limitations: 13 characters including special characters, such as, space, !, ", #, $, %, &, ', (\`, \`), +, -,*, /, :, ;, <\`, \`=\`, \`>, ?, @, comma and period.

          If it includes the space character ( ), enclose the "<Soft-Descriptor-City>" value in double quotes.

          | |`NOTIFYURL`|*(Optional)* Your URL for receiving Instant Payment Notification (IPN) about this transaction. If you do not specify `NOTIFYURL` in the request, the notification URL from your Merchant Profile is used, if one exists.
          Limitations: 2048 alphanumeric characters.| |`ORDERDESC`|*(Optional)* Description of items the customer is purchasing.
          Limitations: 127 alphanumeric characters.| |`RECURRINGTYPE`|*(Optional)* Type of transaction occurrence. The values are:
          - `F` = First occurrence
          - `S` = Subsequent occurrence (default)
          Limitations: One alpha character.| |`BILLTOSTREET`|*(Conditional)* Bill-to street address.

          Limitations: 100-character string.| |`BILLTOCITY`|*(Conditional)* Bill-to city address.

          Limitations: 40 alphanumeric characters.| |`BILLTOSTATE`|*(Conditional)* Bill-to state or province address.

          Limitations: 40 alphanumeric characters.| |`BILLTOCOUNTRY`|*(Conditional)* Bill-to country address. For the PayPal acquirer, see the [PayPal country codes](/api/nvp-soap/country-codes/).

          Limitations: 2 alphanumeric characters.| |`SHIPTOSTREET`|*(Optional)* Ship-to street address.

          Limitations: 100-character string.| |`SHIPTOCITY`|*(Optional)* Ship-to city address.

          Limitations: 40-character string.| |`SHIPTOSTATE`|*(Optional)* Ship-to state or province address.

          Limitations: 40-character string.| |`SHIPTOCOUNTRY`|*(Optional)* Ship-to country code. For the PayPal acquirer, see the [PayPal country codes](/api/nvp-soap/country-codes/).

          Limitations: Two alpha characters.| |`SHIPTOZIP`|*(Optional)* U.S. ship-to zip code or other country-specific postal code.

          Limitations: 20-character string.|

          TSYS Additional Credit Card Parameters

          Field Description
          MERCHANTNAME *(Optional) Name of merchant.
          The name provided must correspond to the name printed on the customer receipt.
          Character length and limitations: 25 alphanumeric characters
          MERCHANTCITY (Optional) Used for in-person Retail transactions The name of the city were the transaction took place.
          The name provided must correspond to the location/city name printed on the customer receipt.
          Character length and limitations: 13 alphanumeric characters
          MERCHANTCONTACTINFO (Optional) Used for Mail-Order and e-Commerce transactions Merchant's telephone number or web address. (URLs and e-mail addresses may be lowercase, as appropriate.)
          This entry may appear on the descriptive bill on the card-member's statement, or may be used to resolve billing inquiries and disputes. Character length and limitations: 13 alphanumeric characters

          Vantiv Additional Credit Card Parameters

          Field Description
          MERCHDESCR (Optional) Use this parameter to pass in your DBA name and other data describing the transaction. This information will be displayed in the account holder's statement.
          Character length and limitations: 25 alphanumeric characters

          Vantiv Soft Merchant Descriptor Parameters

          Field Description
          MERCHANTNAME (Optional) Name of merchant.
          Character length and limitations: 38 alphanumeric characters
          MERCHANTSTREET (Optional) Merchant's street address (number and street name).
          Character length and limitations: 38 alphanumeric characters. If more than 38 characters, use proper and meaningful abbreviation. Do not truncate.
          MERCHANTCITY (Optional) The name of the city were the transaction took place.
          - If you are a third-party biller (bill for services or goods rendered by another entity), you must enter the name of the city in which the seller is located.
          - If you are a mail order, phone order, or internet industry, you may substitute the name of the city in which the merchant's order processing facility is located.
          Character length and limitations: 21 alphanumeric characters. If more than 21 characters, use proper and meaningful abbreviation. Do not truncate.
          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
          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
          MERCHANTCOUNTRYCODE (Optional) Country code of the location where the transaction took place. The Payflow API accepts 3-digit numeric country codes. Refer to ISO 3166-1 numeric.
          Character length and limitations: 3-character country code.
          MERCHANTLOCATIONID (Optional) Merchant-assigned store or location number (or name) that uniquely identifies where the transaction took place.
          Character length and limitations: 15 alphanumeric characters
          MERCHANTID (Required) American Express-assigned service establishment number used to identify and facilitate payments to merchants.
          Character length and limitations: 15 alphanumeric characters.
          MERCHANTCONTACTINFO (Optional) Merchant's telephone number or web address. (URLs and e-mail addresses may be lowercase, as appropriate.) This entry may appear on the descriptive bill on the card-member's statement, or may be used to resolve billing inquiries and disputes.
          Character length and limitations: 40 alphanumeric characters

          WorldPay Additional Credit Card Parameters

          Field Description
          ADDLAMTn (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 are a tip (ADDLAMT1=3.00) and a convenience charge (ADDLAMT2=2.00). 11 alphanumeric characters. The amount passed must not contain more than two decimal places.
          ADDLAMTTYPEn (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: 18 alphanumeric characters
          CATTYPE (Optional) Type of terminal.
          Character length and limitations: numeric characters
          CONTACTLESS (Optional) Describes the card input capability. It is the value RFD, which means the card contains a radio frequency identification (RFID) chip for communicating with a point-of-sale device with an RFID receiver.
          Character length and limitations: alpha characters

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