- Year N — Audit
- initial or renewal audit with complete system review (documentary and on-site)
- Year N+1
- Surveillance audit must imperatively take place no later than 1 year after your initial audit date.
- Year N+2
- Surveillance audit must take place no later than 2 years after your initial audit date.
- Year N+3
- Renewal audit must imperatively take place no later than 3 years after your initial audit date. A new certificate is issued.
