Find answers to frequently asked questions on CSI
How is CSI verification performed?
The certificate is valid for a maximum of 2.5 years, plus or minus 6 months. An on-board and office audit need to be performed on all parameters after this time.
Emission of CO2, SOx and PM needs to be verified annually by an office audit.
How is the CSI score calculated and what proof do I have?
What are the costs and benefits?