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updatedAt: 2026-06-29T08:54:44.000Z
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# Serbia (eFaktura): Payment Due Date

For advanced payments in Serbia, you must specify the payment date.

Use the [DueDate](https://developer.vertexinc.com/einvoicing/docs/duedate) element to model this information.

# Elements

| Element           | Description                                                                                     |
| :---------------- | :---------------------------------------------------------------------------------------------- |
| `Invoice/DueDate` | Specify the dates the goods are due. For advanced payments, this should be the date of payment. |

# Restrictions

* The [DueDate](https://developer.vertexinc.com/einvoicing/docs/duedate) element is mandatory for advanced payments. The date should represent the date of payment.

# Example

```xml
<ubl:Invoice>
    <!-- Code omitted for clarity -->
    <cbc:InvoiceTypeCode>386</cbc:InvoiceTypeCode>
    <!-- Code omitted for clarity -->
    <cbc:DueDate>2025-03-07</cbc:DueDate>
    <!-- Code omitted for clarity -->
</ubl:Invoice>
```