Registration with the CRBOH is through examination.

Join an organization that is recognized by employers for experience and knowledge in occupational hygiene work. Establish credibility when addressing non-traditional occupational hygiene responsibilities such as safety, environmental and sustainability.

Promote yourself and stamp your authority as a go-to person for all industrial hygiene work in your organization.

Start the process for certification and remain competitive in the health and safety field by obtaining your ROH® or ROHT®.

As part of providing a safe and secure workplace, the CRBOH is requiring that as of December 8, 2021, full vaccination status is required to attend any in-person meeting, event, or examination. Download and review our vaccination policy.

Eligibility for a CRBOH examination is only determined through the CRBOH application process only.  CRBOH does not review information provided by potential candidates prior to submission of an application.