<xs:complexType name="CPCDataType" xmlns:xs="http://www.w3.org/2001/XMLSchema">
  <xs:all>
    <xs:element name="CardHolderPONbr" type="cardHolderPONbrType" minOccurs="0">
      <xs:annotation>
        <xs:documentation>
          <p xmlns="http://Hps.Exchange.PosGateway">Purchase order number</p>
        </xs:documentation>
      </xs:annotation>
    </xs:element>
    <xs:element name="TaxType" type="taxTypeType" minOccurs="0">
      <xs:annotation>
        <xs:documentation>
          <p xmlns="http://Hps.Exchange.PosGateway">Tax type indicator that qualifies the associated tax amount, see the associated Type enumerations for specific values supported.</p>
        </xs:documentation>
      </xs:annotation>
    </xs:element>
    <xs:element name="TaxAmt" type="amtType" minOccurs="0">
      <xs:annotation>
        <xs:documentation>
          <p xmlns="http://Hps.Exchange.PosGateway">Tax amount</p>
          <p xmlns="http://Hps.Exchange.PosGateway" />
          <p xmlns="http://Hps.Exchange.PosGateway">
            <strong>Note:</strong> If the tax type is 'TaxExempt', an amount should not be provided. If it is, the gateway discards the amount.</p>
        </xs:documentation>
      </xs:annotation>
    </xs:element>
  </xs:all>
</xs:complexType>