Optional Fields for Processing a Credit with Level II Data {#l23-l2-processing-credit-opt-fields-ctv}
=====================================================================================================

You can use these optional fields to include additional information when processing a credit request with Level II data.

[order.vatTaxAmountSign](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/order-aa/order-vat-tax-amount-sign.md "")
:

[orderInformation.shipTo.postalCode](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/order-info-aa/order-info-shipto-postal-code.md "")
:

Related Information {#l23-l2-processing-credit-opt-fields-ctv_section_q53_vzz_sxb}
----------------------------------------------------------------------------------

* [API field reference guide for the REST API](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/rest-api-fields-intro.md "")
  {#l23-l2-processing-credit-opt-fields-ctv_ul_r53_vzz_sxb}