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The schemas of the XUKommunalabwasser messaging model and XÖV standards can be viewed in the browser and downloaded.

For automatic validation of XML files in the XUKommunalabwasser format, there are

  • xukommunalabwasser-basisdatentypen.xsd (base types)
  • xukommunalabwasser-baukasten.xsd (components)
  • xukommunalabwasser-nachrichten.xsd (messages)
also available at

Future versions, with increased version number (> 1_0_0), will also be stored here.

All XUBetrieb standards and their respective versions can be found at