If you specify 59 for Direct Debit in the PaymentMeansCode element, as described in the Germany: Payment Means Code topic, the following elements are required.

Elements

Element	Description
`Invoice/PaymentMeans/PaymentMandate/ID`	Specify the ID of the referenced mandate.
`Invoice/PaymentMeans/PaymentMandate/PayerFinancialAccount/ID`	Specify the ID of the Payer's bank account.

Example

<ubl:Invoice>
    <!-- Code omitted for clarity -->
    </cac:PaymentMeans>
        <cbc:PaymentMeansCode name="[Payment means text]">59</cbc:PaymentMeansCode>
        <!-- Code omitted for clarity -->
        <cac:PaymentMandate>
            <cbc:ID>[Mandate reference identifier]</cbc:ID>
            <cac:PayerFinancialAccount>
                <cbc:ID>DE75512108001245126199</cbc:ID>
            </cac:PayerFinancialAccount>
        </cac:PaymentMandate>
    </cac:PaymentMeans>
    <!-- Code omitted for clarity -->
</ubl:Invoice>