CAOHC Certification Courses and CAOHC Recertification Classes

What are CAOHC Certification Courses? What are CAOHC Recertification Classes?
CAOHC Certification Courses are to educate, train and certify an Occupational Hearing Conservationist (OHC). An OHC is someone who assists their company in audiometric testing, education/training employees about hearing protection devices, and maintaining records within the company’s Hearing Conservation Program (HCP). OSHA, MSHA, FRA, DoD all recognize this certification.

Who Should take CAOHC Certification Courses?
Occupational health nurses, audiologists, physicians, physician assistants, nurse practitioners, audiometric technicians, industrial hygienists, safety engineers, human resources, managers & other health and safety personnel.

How Long are the CAOHC Certification Courses?
All courses offered are approved by CAOHC. Students must first complete the 20-hour course, pass the practicum and certification examinations to become an Occupational Hearing Conservationist (OHC). Once a student becomes an OHC, their certification is valid for 5 years.

How Long is My Certification Good for?

After 5 years, you are required to complete an 8-hour CAOHC recertification class as well as pass the practicum and certification examination in order to renew your OHC certification.

When Do I take the Certification Examination?
The online CAOHC Certification Exam will be given by the CAOHC Course Director. This will occur at the end of the Certification and Recertification Courses. Students will need to bring a laptop to class in order to complete the examination. After the exam is completed, results are visible to the student once the Certification Exam is submitted.

What is Covered in the CAOHC Certification Courses?

All CAOHC certification courses and CAOHC recertification classes involve lectures, videos, discussion, and hands-on practicum Practicum includes: conducting otoscopy, administering a manual hearing test, fitting a variety of hearing protection devices.

Guidelines of the CAOHC Certification Courses and CAOHC Recertification Classes include:

  • An Overview of Hearing Conservation
  • Anatomy, Physiology, and Diseases of the Ear
  • Physics of Sound
  • Performing and Explaining a Hearing Test
  • Federal and State Regulations as they relate to Hearing Conservation Programs
  • Audiometer and the Testing Environment
  • Audiometric Review and Evaluation
  • Noise Measurement and Control
  • Hearing Protection Devices (HPD) Fitting
  • Counseling and Training
  • Recordkeeping

Please contact Occupational Sound Solutions if interested in PRIVATE CAOHC Certification Courses and/or CAOHC Recertification Classes for your Company.

Workplace Sound Solutions

Now Offering Completely Virtual CAOHC Certification Courses!



CAOHC Courses


All CAOHC Courses listed have been approved by CAOHC and are provided by a Certified CAOHC Course Director