item_#_alternateTaxID {#item-no-alternate-tax-id}
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Your tax ID number to use for the alternate tax amount.

Specifications {#item-no-alternate-tax-id_d1437e21}
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* **Data Type:** String
* **Data Length:** 15

Mapping Information {#item-no-alternate-tax-id_d1437e40}
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* REST API Field: orderInformation.lineItems\[\].taxDetails\[\].taxID
* SCMP API Field: alternate_tax_id
* Simple Order API Field: item_#_alternateTaxID

Processor Field Names {#item-no-alternate-tax-id_d1437e64}
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This list provides the Level II/Level III processor field name for each processor that supports Level II or Level III data:

* `Elavon Americas` (Field name for Mastercard): Tax Amount
* `FDC Nashville Global`: Tax Amount 1 Tax ID
* `TSYS Acquiring Solutions`: Alternate Tax Identifier
* `Worldpay VAP`: cardAcceptorTaxId