The duration of an audit depends on the number of employees, existing certifications and other criteria. You may quickly and roughly calculate expenses by using the calculation tool.
The certification body issues the ZNU Standard – driving sustainable change certificate for a period of three years. An annual review ensures that the company complies with and implements the requirements of the ZNU Standard – driving sustainable change. Before the certificate expires, it is possible to extend it for a further period of three years by passing a re-certification audit.