CD Training and Certification

How to Become Certified as a Course Director (CD)

To apply

The applicant must: 

  • demonstrate adequate educational and professional background, appropriate credential/license and experience in occupational hearing conservation (OHC)
  • submit the application form and fee
  • sign and date a statement of agreement verifying that information supplied to the Council for Accreditation in Occupational Hearing Conservation (CAOHC) is accurate and that the applicant agrees to adhere to CAOHC standards
  • complete the Supervisor Verification Form outlining experience and number of hours devoted exclusively to OHC in the past 5 years. If  applicant managed their own business or didn't work with a supervisor, they should contact the CAOHC administrative office for additional instructions.

Credential/License Requirements

Applicants must document a current license, registration or membership with one of these jurisdictions or organizations:

  • Current licensure by a state or territory of the United States for the practice of medicine, nursing or audiology
  • Current membership in the American Industrial Hygiene Association
  • Current membership in the Institute of Noise Control Engineering
  • Current membership in the American Society of Safety Professionals

Professional Requirements

Applicants must document a current certification from one of these organizations:

  • American Board of Audiology
  • American Board of Industrial Hygiene
  • American Board of Occupational Health Nurses
  • American Board of Otolaryngology
  • American Board of Preventive Medicine (Occupational Medicine)
  • American Speech-Language-Hearing Association (audiology)
  • Board of Certified Safety Professionals
  • Institute of Noise Control Engineering

Required Experience

Applicants must fulfill at least one of these requirements:

  • A minimum of one year equivalent (1,000 hours) work experience in occupational hearing conservation activities, within the past five years (documentation required).
  • Participation as adjunct faculty and practicum assist under the direct supervision of a CAOHC-approved Course Director (CD) for one 20-hour course including all responsibilities (per the Course Director Policies & Procedures listing)


Applicants who have not met all requirements may attend the CD workshop, but CD status will not be granted until all requirements are met. All OHC activities must be performed according to applicable state/federal regulations and any professional licensures/certifications.