If you specify 59 (indicating a direct debit) in the PaymentMeansCode element, as described in the Germany: Payment Means Code topic, the following elements are required.

Elements

Use the following sub-elements of the PaymentMeans element:

Element (Path)	Cardinality	Description
Direct Debit Group (`Invoice/PaymentMeans/PaymentMandate/`)	0..1	Groups information about a direct debit.
Mandate Reference Identifier (`Invoice/PaymentMeans/PaymentMandate/ID`)	0..1	Unique identifier assigned by the Payee for referencing the direct debit mandate. Specify the ID of the referenced mandate.
Payer Financial Account Group (`Invoice/PaymentMeans/PaymentMandate/PayerFinancialAccount`)	0..1	Groups information about the Payer's financial account.
Debited account Identifier (`Invoice/PaymentMeans/PaymentMandate/PayerFinancialAccount/ID`)	1..1	The account to be debited by the direct debit. Specify the ID of the Payer's bank account.

Restrictions

The Debited account Identifier element must contain a valid IBAN.

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>