COHN and/or COHN-S Certification Application

This is the Initial Application form for the Certified Occupational Health Nurse (COHN) and the Certified Occupational Health Nurse - Specialist (COHN-S) examination. Please download the COHN or COHN-S handbook for detailed information.


All information provided on this application will be treated with strict confidence.

It is the policy of ABOHN that no individual shall be excluded from the opportunity to participate in the ABOHN examination program on the basis of race, national origin, religion, gender, age or disability.

After you complete this form, you will be directed to an online payment portal. Applications will not be accepted or processed until payment is received at the ABOHN office.

After submission of your online application and fee, you must submit your supporting documentation to ABOHN either via email ( or fax to 630-789-8901. The supporting information required is:

  • Copy of current non-restricted RN license
  • Job description(s)
  • Copy of degree or transcripts (COHN-S only)


Current Fee for the COHN and COHN-s=$150.00

Application Date: 4/2/2020

Home Address

Use this area for your most recent employment in Occupational Health Nursing. For additional employment information, please enter your information in the expandable employment areas below. If you do not have OHN nursing employment hours and are applying using the education options, you can not use the online application. Please download the handbook and submit your application by mail.
ABOHN requires 3000 hours of employment within the previous 5 years. This field only allows time calculated within the 5 years prior to the application date.
Please enter the total hours you worked in occupational health nursing at this position. During the five-year period prior to application, you must have earned 3,000 hours of work experience in occupational health nursing for compensation. One year of full time work experience (40 hours/week) is equivalent to 2,080 hours/year. Refer to the COHN or COHN-S Handbooks for alternatives to work experience. If you held more than one job during the five-year period, list all work experience that applies.

Business Address

$ /year
$ /hour
Person Who Can Verify Your Employment
Any request for special examination accommodations pursuant to the Americans with Disabilities Act must be made in writing. Please submit via fax or email, the Request for Special Examination Accommodations form found in the back of the Case Management Handbook. Upon receipt of the request of special accommodations, ABOHN will contact you to determine the nature of accommodations required.
ABOHN 's on-line directory is only available for use by credential holders that are considered in ACTIVE status. This directory is helpful to other certified OHN's to locate other verified credential holders. ABOHN publishes only your name, home city, home state, home country and preferred email.

Authorization Statement

I understand that all fees are NON-REFUNDABLE.

I authorize the American Board for Occupational Health Nurses, Inc. (ABOHN) to request information concerning me from any of the persons or organizations referred to in this application for ABOHN certification.

I hereby attest that all of the information contained in this application, including any documents that I have submitted, is true and correct to the best of my knowledge. I acknowledge that the ABOHN certification program is entirely voluntary and agree to be bound by ABOHN’s policies and procedures, as they now exist or as they may be amended in the future. I understand that any falsification in this application will be grounds for rejection or revocation of any certification issued.

If I am certified, I agree to pay such fees and meet such standards as required by ABOHN to maintain certification status and if selected above, to be listed in the directory of certified occupational health nursing by the American Board for Occupational Health Nurses, Inc.        


The COHN/COHN-S credential application is only complete with purchase.  After you select the credential in the box below, click "Submit Application" to make your purchase right away through our online system.


PLEASE print a copy for your records.

Don't forget to mail, email or fax your RN License, job description and (form COHN-S only) a copy of your bachelor degree or higher.