Required Fields for Processing a Credit with Level III Data {#l23-l3-processing-credit-req-fields-ctv}
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Use these required fields to process a credit that includes Level III data.

orderInformation.amountDetails.currency
:

orderInformation.amountDetails.nationalTaxIncluded
:
Set the value to `1` if the sum of all orderInformation.lineItems\[\].taxDetails\[\].amount values \&gt; `0`.

orderInformation.amountDetails.totalAmount
:

orderInformation.billTo.address1
:

orderInformation.billTo.administrativeArea
:

orderInformation.billTo.country
:

orderInformation.billTo.email
:

orderInformation.billTo.firstName
:

orderInformation.billTo.lastName
:

orderInformation.billTo.locality
:

orderInformation.billTo.postalCode
:

orderInformation.invoiceDetails.purchaseOrderNumber
:
Required for purchase/procurement cards only.

orderInformation.invoiceDetails.taxable
:
Required if the sum of all orderInformation.lineItems\[\].taxAmount values \&gt; `0`.

orderInformation.lineItems\[\].taxAmount
:

paymentInformation.card.expirationMonth
:

paymentInformation.card.expirationYear
:

paymentInformation.card.number
:

processingInformation.purchaseLevel
:
Set field to `3`.
{#l23-l3-processing-credit-req-fields-ctv_dl_njn_13p_vwb}
