On This Page

item_#_taxAmount

Total tax to apply to the product.
Specify the value in US English characters. The amount cannot be negative. The tax amount and the
unit price
 must be in the same currency.
This field is available only on these processors:
American Express Direct
,
Barclays
,
Chase Paymentech Solutions
,
Elavon Americas
,
FDC Compass
,
FDC Nashville Global
,
FDMS Nashville
,
GPN
,
OmniPay Direct
,
TSYS Acquiring Solutions
,
Visa Platform Connect
,
Worldpay VAP
.
When you include this field, the Tax Calculation service does not calculate tax for the offer. Instead, it returns the value of the
item_#_taxAmount
 field in the reply message.
The tax amount value is additive as shown in this example.
Example:
 This example uses a two-exponent currency such as USD:
  1. You include these
    items
     in your request: 
    item_0_unitPrice=10.00
item_0_quantity=1
item_0_taxAmount=0.80
item_1_unitPrice=20.00
item_1_quantity=1
item_1_taxAmount=1.60
  2. The total authorized amount is 32.40, not 30.00 with 2.40 of tax included.
Airline Processing
Tax portion of the order amount. This value cannot exceed 99999999999999 (fourteen 9s). Format: English characters only. Optional request field for a line item.
Tax Calculation
Optional field for US, Canadian, international tax, and value-added taxes.
When you want to include
item_#_taxAmount
.
For more information, see the
Tax Calculation Developer Guide
.

Specifications

  • Data Type:
     String
  • Data Length:
     15

Mapping Information

  • REST API Field:
    orderInformation.lineItems.taxAmount
  • SCMP API Field:
    tax_amount
  • Simple Order API Field:
    item_#_taxAmount

Processor Field Names

This list provides the Level II/Level III processor field name for each processor that supports Level II or Level III data.
  • American Express Direct
    : Does not apply
  • Barclays
    : Tax Amount
  • Chase Paymentech Solutions
    : Tax Amount
  • Elavon Americas
    : VAT / Tax Amount
  • FDC Compass
    : Tax Amount
  • FDC Nashville Global
    : Local Tax Amount
  • FDMS Nashville
    : Does not apply
  • GPN
    • Level II: Amount 2
    • Level III: Tax Amount N
  • GPX
    : localTax Amount
  • OmniPay Direct
    : Tax Amount / Total Tax Amount
  • Visa Platform Connect
    : localTax Amount
  • TSYS Acquiring Solutions
    • Mastercard: Tax Amount
    • Visa: VAT / Tax Amount
  • Worldpay VAP
    : taxAmount