以下資訊依據TISAX PARTICIPANT HANDBOOK 2023/2/23版本。
依據TISAX網站2022/10/28公布(https://portal.enx.com/en-US/news/new-tisax-labels-for-availability/),評估的Lable等級將由high/very high改為4個等級"Confidential" and "High Availability" / "Strictly Confidential" and "Very High Availability" (待新版公告)
AL1:自評 AL2:視訊稽核 AL3:到點稽核
High 與 Very high 在ISA 5.1.0差別在4類別5項Additional requirements for very high protection needs 的要求:
4.1.2
4.2.1
5.1.2
5.2.4