For some hazardous occupations and activities, you need a certificate. For example, if you work as a crane operator or with asbestos. This certificate demonstrates that you have the right knowledge and skills.
Last updated on 9 September 2025
Activities for which a certificate is required
On the Arboportaal.nl website, you can find activities that require a certificate (in Dutch). To obtain a certificate, you must meet certain conditions, such as passing an examination.
Applying for a certificate
You can apply for the certificate at a conformity assessment body (conformiteitsbeoordelingsinstantie, CBI). This is an organisation designated by the Netherlands Labour Authority. A list of conformity assessment bodies (in Dutch) can be found on the website of the Netherlands Labour Authority.