On-Site audit time

Our Excel-based expense calculation tool serves to estimate the audit time on site. Please contact one of the approved certification bodies for a precise calculation (including preparation and follow-up activities) and a quotation for a certification according to the ZNU Standard – driving sustainable change.

One site or several sites?

If you would like to determine auditing expenses for a single site, please download the single-site calculation tool here: Download

If you are interested in calculating auditing expenses for several sites, please download the multi-site calculation tool here: Download

And this is how it works

Calculating audit time in three steps

Multi-Site instructions