Frequently Asked Questions

What is an Occupational Health Nurse?

“Occupational Health Nurse” means a Registered Nurse who has graduated with a Certificate or Diploma from a recognized Occupational Health Nursing program and/or who has achieved the level of COHN(C) with the Canadian Nurses Association.

How do I become a member of COHNA-ACIIST?Membership within COHNA-ACIIST is through provincial OHN associations or interest groups.

For details go to:

I would like to be a speaker at your Annual Conference. What is the process?

Thank you for providing us with information on the training your company provides. We will keep your description/contact information on file and for use when we begin planning our next national conference. Please note the location and dates for our conference may vary annually. Should your expertise and experience align with the conference theme and education planned we will contact you to discuss the potential for speaking opportunities. We greatly appreciate your interest in our association and in offering to provide professional development to our members.

Why would COHNA-ACIIST provide program details from individual universities when there are various occupational health nursing (OHN) programs in Canada?

COHNA-ACIIST does not endorse one program more than another but does allow advertising opportunities on our website. For details go to In addition to these advertising opportunities, should an organization wish to enter into an advertising agreement unique to their needs, we would review. If institutions are interested in advertising opportunities with COHNA-ACIIST, please contact us at and we would be happy to discuss further.

Does COHNA-ACIIST provide a list of OHN programs offered in Canada?

Under the Links tab there is a section for OHN Programs. The OHN programs listed are the programs we are currently aware of in Canada. For details go to . If you are aware of other OHN programs not listed, please let us know.

As an Occupational Health Nurese, is there a specific credential I am allowed to use?

  • COHN – RN who has successfully completed a diploma/ certificate in Occupational Health Nursing
  • COHN(C) – RN who has successfully passed the CNA specialty exam in Occupational Health.