A technical diver handling decompression stage cylinders during a dive

Photo by Teemu Virtanen · CC BY-SA 3.0

OC ITSSI XR

Extended Range Instructor Trainer

Official course standards ↗Last updated September 8, 2026

The top of SSI's XR professional ladder: the rating that trains and certifies XR instructors. Delivered as a seminar by an active-status XR International Training Director and assessed on academic and in-water teaching presentations scored against the trainer's own marks, demonstration-quality skills and rescue workshops, dive planning, and a full decompression dive planned and conducted while acting as the instructor trainer.

Prerequisites

Minimum age 21. Approved by an active status SSI XR International Training Director, owning and using a Total Diving System appropriate to the programme, and with no QMS cases resulting in compliance action in the previous 12 months.

Standards

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

A nine-day XR Instructor Trainer Seminar — five days if the candidate is already an active status SSI recreational Instructor Trainer — of a recommended 70-80 hours. Candidate-to-instructor ratio 6:1. Maximum open water depth 40 m, maximum confined water depth 12 m. Completion requires at least two academic and two in-water teaching presentations scored within ±3 points of the Instructor Trainer, at least 42 points on an SSI Education System Evaluation, the XR Candidate Water Fitness Evaluation, demonstration-quality skill and rescue workshops, and one full decompression dive planned and conducted in the applicable configuration.

Instructors Teaching This Course

Dive Centres 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 SSI XR Extended Range Instructor Trainer

What are the prerequisites for SSI XR Extended Range Instructor Trainer?

SSI XR's standards require: Minimum age 21. Approved by an active status SSI XR International Training Director, owning and using a Total Diving System appropriate to the programme, and with no QMS cases resulting in compliance action in the previous 12 months.

What is the minimum age for SSI XR Extended Range Instructor Trainer?

SSI XR's standards state: Minimum age 21.

What does SSI XR Extended Range Instructor Trainer training involve?

According to SSI XR's published standards: A nine-day XR Instructor Trainer Seminar — five days if the candidate is already an active status SSI recreational Instructor Trainer — of a recommended 70-80 hours. Candidate-to-instructor ratio 6:1. Maximum open water depth 40 m, maximum confined water depth 12 m. Completion requires at least two academic and two in-water teaching presentations scored within ±3 points of the Instructor Trainer, at least 42 points on an SSI Education System Evaluation, the XR Candidate Water Fitness Evaluation, demonstration-quality skill and rescue workshops, and one full decompression dive planned and conducted in the applicable configuration.

Where can I take SSI XR Extended Range Instructor Trainer?

1 dive centre and 1 instructor in the TecDiveTools directory teach SSI XR Extended Range Instructor Trainer, in Thailand. Each is listed further up this page.