# due-date

###### Date by which the customer must settle the payment; defined by the merchant

➡ Request Parameter

## `<due-date>`

| Type | Condition | Restriction | Example |
|  --- | --- | --- | --- |
| xs:dateTime | Optional | Not before date of `CONFIRMATION_DELIVER` **and** not before `<invoice-date>` (if present) | `2023-12-31 12:34:56` |