Mandatory recertification

Recertification& Re-registration

Keep your certificates valid with our refresher and recertification programmes. From DMB and DMT to diving work and dive team leader.

Hobeon

Exams

2-4 yr

Validity

Programmes

🔄

All

Show all recertifications

📋

Diving work

Re-registration every 4 years

🏥

DMB

Refresher course every 2 years

🌍

DMT

IMCA-recognised, in English

🔗

Combined

Duikarbeid + DMB combined

All recertification programmes

Refresher Course Duikmedisch Begeleider (Dive Medical Supervisor, DMB-B1 and DMB-B2)

Re-registration of your DMB registration

Duration: 2 days

Price: From €449

Next start date: July 2, 2026

Available

More info Register

Refresher Course Diver Medic Technician (DMT)

IMCA-recognized refresher course for international, offshore diving assignments

Duration: 2 days

Price: From €820

Next start date: September 7, 2026

Available

More info Register

Re-registration Duikarbeid (Diving Work) and Duikploegleider (Dive Team Leader)

The registration is valid for 4 years

Duration: 1 days

Price: On request

More info Register via the NDC-RI portal

Combined recertification Duikarbeid (diving work) and DMB

Recertify for Duikarbeid (diving work) and Duikmedisch Begeleider (Dive Medical Supervisor) in a single day

Duration: 1 days

Price: On request

Next start date: July 2, 2026

Available

More info Register

Certificate about to expire?

Plan your recertification in time. Contact us for available dates or register directly via our catalogue.