# UBL 2.1 Order Change

Source: https://xmlvalid.com/schemas/ubl-2.1-order-change

> A buyer's change to an order that was already sent.

Order Change replaces lines, quantities or delivery details of an earlier order and refers to it by its ID.

- Type: XSD
- Version: 2.1
- Namespace: `urn:oasis:names:specification:ubl:schema:xsd:OrderChange-2`
- Root element: `OrderChange`
- Publisher: OASIS (OASIS copyright notice), source: https://docs.oasis-open.org/ubl/os-UBL-2.1/
- Validate against it: https://xmlvalid.com/validate?schema=ubl-2.1-order-change

## Notes

- This entry checks the schema only; for the Peppol rules, choose Peppol Order Change.
- OASIS ships no Order Change sample for UBL 2.1; the example is the Peppol one.