Master Instructor
(CMAS Instructor**)

Would you like to train your customers to become professionals? Then the Master Instructor is just the right course for you.

Training content

For more advanced courses, not only is the theoretical content more extensive, but the practical demands on the instructor also increase.

Your already extensive knowledge will be further honed. This will enable you to provide in-depth explanations and support your candidates as a mentor with any questions they may have.

Your practical skills will also be put to the test. You will perfect your skills and thus not only train your customers safely, but also very clearly.


Once you have been approved as an i.a.c Master Instructor, you can now offer the following additional courses:

You can obtain further certifications for additional i.a.c. specialties or qualify as a CMAS** Instructor at any time.

Register today with your i.a.c. DiveCenter today.


At the start of the course:

  • Minimum age 18 years
  • Proof of health status
  • Proof of Open Water Instructor or comparable
  • Valid instructor liability insurance
  • At least 220 logged dives, of which at least 100 since becoming an Open Water Instructor
  • Proof of two further specialty acceptance authorizations
  • Proof of Specialty Advanced First Aid or comparable, not older than two years

Here you become a Master Instructor (CMAS Instructor**)