Wien Holding

Whistleblower system

The EU Directive on the protection of persons who report infringements of Union law ("EU Whistleblowing Directive") entered into force in December 2021 and has been implemented with the Whistleblower Protection Act ("Hinweisgeber:innenschutzgesetz"). In accordance with the EU Directive, the Act provides for the establishment of an office for the confidential reporting of EU law violations.

You can reach the ombudsman office at the following contact details:
Website: Hinweisgeber:innensystem
Telephone hotline: +43 660 - 104 21 55 (weekdays from 08:00 to 20:00)
E-mail address:

Here you will find FAQs on the whistleblower system and the process behind it.