The CMAS*** diving license is the highest level of CMAS recreational diver.

This CMAS*** training level entitles you to dive with beginners. From now on, you will therefore take on a high degree of responsibility.

Theoretical training

  • Repetition/deepening of all theory content from the CMAS** / i.a.c Master Diver area including the theory content for the specialty certifications
    • Orientation
    • Group tour
    • Deep diving
    • CPR and O2
  • Legislation relevant to diving
    • Limits of the diving brevets
    • Insurance for divers
    • Liability
    • Competencies of i.a.c. Scuba Diver and i .a.c. Open Water Diver or comparable
  • Diving equipment: dry suits, structure and function of regulators, cylinder valves and reserve circuits, icing, structure and function of breathing air compressors, diving lamps and other additional equipment.
  • Diving physics: Dissolution of gases in liquids, limits of the gas laws, density of breathing gas, the Joule-Thomson effect and its effects on diving.
  • Diving medicine: PFO and decompression, air trapping, treatment in the pressure chamber, drowning, heat damage during diving, dehydration, psychological factors during diving, gas poisoning (O2, CO, CO2), first aid.
  • Diving and the environment: water protection, water cleaning activities, special features of the different seasons in an inland lake.

Practical training

  • Dive planning and dive management
    • Diving in larger groups
    • Group organization
    • Problem management for group diving
    • Assessing ambient conditions/environmental influences
    • Communication under water and on the surface
    • Diving from boats
    • Diving with inexperienced diving partners (also under special conditions, e.g. at night)
    • Mountain lake diving (incl. calculation with and without mountain lake table),
    • Ice and wreck diving
    • Diving with alternative breathing gases
    • Advanced underwater navigation
    • Repetition/deepening of the contents of the specialty brevets:
      • Orientation
      • Group tour
      • Diving safety
      • Rescue
      • Night diving
  • 60 seconds of time diving with a constant change of position (of about ten meters)
  • 45-meter distance diving without or 40 meters with neoprene jacket and pants
  • 10 meter deep diving in open water
  • 60 minutes of time snorkeling covering a distance of at least 1,500 meters, including 15 minutes each in the breast, side and back position and with a fin.
  • 150 meters snorkeling to a scuba diver lying at a depth of 7.5 meters, recovering the scuba diver to the surface and
  • 150 meters transport on the water surface, 50 meters each with different transport handles here Transport handles
  • Attaching a line with a bowline to an object lying at a depth of five meters


At the start of the course

On conclusion

  • At least 65 logged dives of which at least 10 between 30 & 40 meters

Here you become a CMAS***