Complaints management

Ideas and complaints management

Welcome to the ZNU's complaints management. If you would like to send us an idea, complaint, tip or suggestion for improvement, please complete the form on this page or send us a message to We thank you for any feedback and will make every effort to process your request as quickly as possible. Our aim is to take every single complaint seriously and to consider it in a solution-orientated manner in order to ensure the satisfaction of all stakeholders.

Procedure for processing an idea/complaint at the ZNU

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