A technical diver handling decompression stage cylinders during a dive

Photo by Teemu Virtanen · CC BY-SA 3.0

OC Tech (40m)RAID

Deco 40 Instructor Course

Last updated September 7, 2026

An instructor course for teaching decompression diving techniques to 40 metres. This course is designed for RAID instructor-level educators seeking to teach technical decompression diving, equipping them with skills to guide students through multi-stage decompression, gas management, and depths where mandatory decompression stops become necessary. Instructors learn how to teach safe ascent planning and staged decompression protocols essential for deeper technical dives and the foundation of technical diving instruction.

Prerequisites

Certified as RAID Decompression diver or equivalent. Specific prerequisites and minimum dive requirements not publicly detailed on RAID website. Contact RAID Dive Center for complete course information and enrollment prerequisites.

Standards

What a diver must demonstrate to pass this course — not always published by the certifying agency.

No detailed public standards information available; contact RAID directly for course-specific performance requirements.

No instructors or dive centres found offering this course.

We're still building out the directory country by country, so this list isn't every instructor or dive centre teaching it in the world — more locations are coming soon.

Common questions about RAID Deco 40 Instructor Course

What does RAID Deco 40 Instructor Course training involve?

According to RAID's published standards: No detailed public standards information available; contact RAID directly for course-specific performance requirements.