PEPPOL-T015-R016
- Message
 The UBLDocumentSchema MUST have a type of the value of "http://docs.peppol.eu/document-type-code".
- Context
 lcm:SubmitObjectsRequest/rim:RegistryObjectList/rim:RegistryObject/rim:Slot[@name='UBLDocumentSchema']- Test
 @type = 'ublDocumentSchema'- Usage