Select your language

NDC-RI | Registration Guide – 4 Professional Qualifications

NDC-RI • REGISTRATION USER GUIDE

Registration Guide

First select the professional qualification and then the relevant scope. For each scope, this guide explains initial registration, how to maintain a valid registration, and re-registration.

Select your professional qualification

Diver – scope A9

Light work using SCUBA equipment to 9 metres, within no-decompression limits, under controlled conditions.

AGE18 years
SCOPE / SYSTEM9 meterSCUBA
24-MONTH CHECK30 dives • at least 300 minutes
VALIDITY4 years
What is scope A9?
Light work using SCUBA equipment to 9 metres, within no-decompression limits, under controlled conditions.

1. Applying for initial registration

For initial registration, you must meet the entry requirements and successfully complete the examination for scope A9.

  • You are at least 18 years old.
  • At the start of any practical examination, you hold a valid diving medical certificate or comparable health document.
  • You have demonstrably completed training that meets the SWOD training curriculum for the relevant scope.
  • You demonstrate this with a training dossier from a training course recognised by the registration body.
  • You submit the application within 12 months after meeting the training curriculum requirements.

Examination A9

The initial-registration examination consists of a theory examination and a practical examination. The theory examination must be passed before you may take the practical examination.

Theory examination: 40 closed questions • maximum 60 min. • pass mark 70%. The theory examination is open book. Permitted aids are the decompression tables book, the Working Conditions Catalogue for Work under Hyperbaric Conditions and a non-programmable calculator.
Belangrijke termijn. A positive result for the initial-registration practical examination is valid for 3 months for the registration procedure. Submit your registration application in time.

Registration aanquestions

After passing the required examination, you may apply to the registration body for registration as Diver A9. You provide the information requested by the registration body.

2. Maintaining a valid registration

A registration is generally valid for four years. During this period, keep your diving logbook correctly and maintain sufficient continuous practical experience.

Continuous practical experience per 24 months:
30 dives • at least 300 minutes

3. Mandatory 24-month check

Twenty-four months after registration or re-registration, the registration body checks the diving logbook to verify that sufficient continuous practical experience has been obtained. You must cooperate with this interim check.

4. Re-registration A9

Re-registration requires a positive portfolio assessment and a passed practical examination. The re-registration practical examination is the same as the initial-registration practical examination.

Portfoliobeoordeling over 48 months:
60 dives • at least 600 minutes

The portfolio assessment and, where applicable, the re-registration practical examination take place within the 12 months before the registration expires.

5. Timeline

StartComplete the training and apply for the examination in time.
Examination & registratiePass the examination requirements and apply for registration.
0–24 monthsBuild practical experience and keep the logbook up to date.
24 monthsVerplichte tussentijdse controle.
Final 12 monthsComplete re-registration in time.

6. Summary

MomentUw actie
Initial registrationMeet the entry requirements, pass the examination and apply for registration.
DoorlopendKeep the diving logbook and build sufficient practical experience.
After 24 months30 dives • at least 300 minutes aantonen bij de tussentijdse controle.
Portfolio 48 months60 dives • at least 600 minutes
Re-registrationPortfolio + practical examination
Source: Diver Registration Scheme, Government Gazette 2024 no. 39678, adopted by SWOD on 1 October 2024. This webpage is a user guide; in the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diver Registration Scheme

Diver – scope A15

Light work using SCUBA equipment to 15 metres, within no-decompression limits.

AGE18 years
SCOPE / SYSTEM15 meterSCUBA + volgelaatsmasker
24-MONTH CHECK30 dives • at least 300 minutes
VALIDITY4 years
What is scope A15?
Light work using SCUBA equipment to 15 metres, within no-decompression limits.

1. Applying for initial registration

For initial registration, you must meet the entry requirements and successfully complete the examination for scope A15.

  • You are at least 18 years old.
  • At the start of any practical examination, you hold a valid diving medical certificate or comparable health document.
  • You have demonstrably completed training that meets the SWOD training curriculum for the relevant scope.
  • You demonstrate this with a training dossier from a training course recognised by the registration body.
  • You submit the application within 12 months after meeting the training curriculum requirements.

Examination A15

The initial-registration examination consists of a theory examination and a practical examination. The theory examination must be passed before you may take the practical examination.

Theory examination: 45 closed questions • maximum 68 min. • pass mark 70%. The theory examination is open book. Permitted aids are the decompression tables book, the Working Conditions Catalogue for Work under Hyperbaric Conditions and a non-programmable calculator.
Belangrijke termijn. A positive result for the initial-registration practical examination is valid for 3 months for the registration procedure. Submit your registration application in time.

Registration aanquestions

After passing the required examination, you may apply to the registration body for registration as Diver A15. You provide the information requested by the registration body.

2. Maintaining a valid registration

A registration is generally valid for four years. During this period, keep your diving logbook correctly and maintain sufficient continuous practical experience.

Continuous practical experience per 24 months:
30 dives • at least 300 minutes

3. Mandatory 24-month check

Twenty-four months after registration or re-registration, the registration body checks the diving logbook to verify that sufficient continuous practical experience has been obtained. You must cooperate with this interim check.

4. Re-registration A15

Re-registration requires a positive portfolio assessment and a passed practical examination. The re-registration practical examination is the same as the initial-registration practical examination.

Portfoliobeoordeling over 48 months:
60 dives • at least 600 minutes

The portfolio assessment and, where applicable, the re-registration practical examination take place within the 12 months before the registration expires.

5. Timeline

StartComplete the training and apply for the examination in time.
Examination & registratiePass the examination requirements and apply for registration.
0–24 monthsBuild practical experience and keep the logbook up to date.
24 monthsVerplichte tussentijdse controle.
Final 12 monthsComplete re-registration in time.

6. Summary

MomentUw actie
Initial registrationMeet the entry requirements, pass the examination and apply for registration.
DoorlopendKeep the diving logbook and build sufficient practical experience.
After 24 months30 dives • at least 300 minutes aantonen bij de tussentijdse controle.
Portfolio 48 months60 dives • at least 600 minutes
Re-registrationPortfolio + practical examination
Source: Diver Registration Scheme, Government Gazette 2024 no. 39678, adopted by SWOD on 1 October 2024. This webpage is a user guide; in the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diver Registration Scheme

Diver – scope A15OLV

Light work using SCUBA equipment with high-pressure surface air supply to 15 metres, within no-decompression limits.

AGE18 years
SCOPE / SYSTEM15 meterSCUBA + OLV
24-MONTH CHECK30 dives • at least 300 minutes
VALIDITY4 years
What is scope A15OLV?
Light work using SCUBA equipment with high-pressure surface air supply to 15 metres, within no-decompression limits.

1. Applying for initial registration

For initial registration, you must meet the entry requirements and successfully complete the examination for scope A15OLV.

  • You are at least 18 years old.
  • At the start of any practical examination, you hold a valid diving medical certificate or comparable health document.
  • You have demonstrably completed training that meets the SWOD training curriculum for the relevant scope.
  • You demonstrate this with a training dossier from a training course recognised by the registration body.
  • You submit the application within 12 months after meeting the training curriculum requirements.

Examination A15OLV

The initial-registration examination consists of a theory examination and a practical examination. The theory examination must be passed before you may take the practical examination.

Theory examination: 45 closed questions • maximum 68 min. • pass mark 70%. The theory examination is open book. Permitted aids are the decompression tables book, the Working Conditions Catalogue for Work under Hyperbaric Conditions and a non-programmable calculator.
Belangrijke termijn. A positive result for the initial-registration practical examination is valid for 3 months for the registration procedure. Submit your registration application in time.

Registration aanquestions

After passing the required examination, you may apply to the registration body for registration as Diver A15OLV. You provide the information requested by the registration body.

2. Maintaining a valid registration

A registration is generally valid for four years. During this period, keep your diving logbook correctly and maintain sufficient continuous practical experience.

Continuous practical experience per 24 months:
30 dives • at least 300 minutes

3. Mandatory 24-month check

Twenty-four months after registration or re-registration, the registration body checks the diving logbook to verify that sufficient continuous practical experience has been obtained. You must cooperate with this interim check.

4. Re-registration A15OLV

Re-registration requires a positive portfolio assessment and a passed practical examination. The re-registration practical examination is the same as the initial-registration practical examination.

Portfoliobeoordeling over 48 months:
60 dives • at least 600 minutes

The portfolio assessment and, where applicable, the re-registration practical examination take place within the 12 months before the registration expires.

5. Timeline

StartComplete the training and apply for the examination in time.
Examination & registratiePass the examination requirements and apply for registration.
0–24 monthsBuild practical experience and keep the logbook up to date.
24 monthsVerplichte tussentijdse controle.
Final 12 monthsComplete re-registration in time.

6. Summary

MomentUw actie
Initial registrationMeet the entry requirements, pass the examination and apply for registration.
DoorlopendKeep the diving logbook and build sufficient practical experience.
After 24 months30 dives • at least 300 minutes aantonen bij de tussentijdse controle.
Portfolio 48 months60 dives • at least 600 minutes
Re-registrationPortfolio + practical examination
Source: Diver Registration Scheme, Government Gazette 2024 no. 39678, adopted by SWOD on 1 October 2024. This webpage is a user guide; in the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diver Registration Scheme

Diver – scope A30

Light work using SCUBA equipment to a maximum depth of 30 metres.

AGE18 years
SCOPE / SYSTEM30 meterSCUBA + volgelaatsmasker
24-MONTH CHECK30 dives • at least 300 minutes
VALIDITY4 years
What is scope A30?
Light work using SCUBA equipment to a maximum depth of 30 metres.

1. Applying for initial registration

For initial registration, you must meet the entry requirements and successfully complete the examination for scope A30.

  • You are at least 18 years old.
  • At the start of any practical examination, you hold a valid diving medical certificate or comparable health document.
  • You have demonstrably completed training that meets the SWOD training curriculum for the relevant scope.
  • You demonstrate this with a training dossier from a training course recognised by the registration body.
  • You submit the application within 12 months after meeting the training curriculum requirements.

Examination A30

The initial-registration examination consists of a theory examination and a practical examination. The theory examination must be passed before you may take the practical examination.

Theory examination: 50 closed questions • maximum 75 min. • pass mark 70%. The theory examination is open book. Permitted aids are the decompression tables book, the Working Conditions Catalogue for Work under Hyperbaric Conditions and a non-programmable calculator.
Belangrijke termijn. A positive result for the initial-registration practical examination is valid for 3 months for the registration procedure. Submit your registration application in time.

Registration aanquestions

After passing the required examination, you may apply to the registration body for registration as Diver A30. You provide the information requested by the registration body.

2. Maintaining a valid registration

A registration is generally valid for four years. During this period, keep your diving logbook correctly and maintain sufficient continuous practical experience.

Continuous practical experience per 24 months:
30 dives • at least 300 minutes

3. Mandatory 24-month check

Twenty-four months after registration or re-registration, the registration body checks the diving logbook to verify that sufficient continuous practical experience has been obtained. You must cooperate with this interim check.

4. Re-registration A30

Re-registration requires a positive portfolio assessment and a passed practical examination. The re-registration practical examination is the same as the initial-registration practical examination.

Portfoliobeoordeling over 48 months:
60 dives • at least 600 minutes

The portfolio assessment and, where applicable, the re-registration practical examination take place within the 12 months before the registration expires.

5. Timeline

StartComplete the training and apply for the examination in time.
Examination & registratiePass the examination requirements and apply for registration.
0–24 monthsBuild practical experience and keep the logbook up to date.
24 monthsVerplichte tussentijdse controle.
Final 12 monthsComplete re-registration in time.

6. Summary

MomentUw actie
Initial registrationMeet the entry requirements, pass the examination and apply for registration.
DoorlopendKeep the diving logbook and build sufficient practical experience.
After 24 months30 dives • at least 300 minutes aantonen bij de tussentijdse controle.
Portfolio 48 months60 dives • at least 600 minutes
Re-registrationPortfolio + practical examination
Source: Diver Registration Scheme, Government Gazette 2024 no. 39678, adopted by SWOD on 1 October 2024. This webpage is a user guide; in the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diver Registration Scheme

Diver – scope B30

Heavy work using surface-supplied equipment (SSE) to a maximum depth of 30 metres.

AGE18 years
SCOPE / SYSTEM30 meterSSE
24-MONTH CHECK30 dives / 300 min.; of which ≥15 SSE dives / ≥150 min. SSE
VALIDITY4 years
What is scope B30?
Heavy work using surface-supplied equipment (SSE) to a maximum depth of 30 metres.

1. Applying for initial registration

For initial registration, you must meet the entry requirements and successfully complete the examination for scope B30.

  • You are at least 18 years old.
  • At the start of any practical examination, you hold a valid diving medical certificate or comparable health document.
  • You have demonstrably completed training that meets the SWOD training curriculum for the relevant scope.
  • You demonstrate this with a training dossier from a training course recognised by the registration body.
  • You submit the application within 12 months after meeting the training curriculum requirements.

Examination B30

The initial-registration examination consists of a theory examination and a practical examination. The theory examination must be passed before you may take the practical examination.

Theory examination: 50 closed questions • maximum 75 min. • pass mark 70%. The theory examination is open book. Permitted aids are the decompression tables book, the Working Conditions Catalogue for Work under Hyperbaric Conditions and a non-programmable calculator.
Belangrijke termijn. A positive result for the initial-registration practical examination is valid for 3 months for the registration procedure. Submit your registration application in time.

Registration aanquestions

After passing the required examination, you may apply to the registration body for registration as Diver B30. You provide the information requested by the registration body.

2. Maintaining a valid registration

A registration is generally valid for four years. During this period, keep your diving logbook correctly and maintain sufficient continuous practical experience.

Continuous practical experience per 24 months:
30 dives / 300 min.; of which ≥15 SSE dives / ≥150 min. SSE
Also working in category A? If you also work in category A while registered for B30, B50R or B50, only the B-category continuous-practical-experience requirements stated above apply.

3. Mandatory 24-month check

Twenty-four months after registration or re-registration, the registration body checks the diving logbook to verify that sufficient continuous practical experience has been obtained. You must cooperate with this interim check.

4. Re-registration B30

Re-registration requires a positive portfolio assessment and a passed practical examination. The re-registration practical examination is the same as the initial-registration practical examination.

Portfoliobeoordeling over 48 months:
60 dives / 600 min.; of which ≥30 SSE dives / ≥300 min. SSE

The portfolio assessment and, where applicable, the re-registration practical examination take place within the 12 months before the registration expires.

5. Timeline

StartComplete the training and apply for the examination in time.
Examination & registratiePass the examination requirements and apply for registration.
0–24 monthsBuild practical experience and keep the logbook up to date.
24 monthsVerplichte tussentijdse controle.
Final 12 monthsComplete re-registration in time.

6. Summary

MomentUw actie
Initial registrationMeet the entry requirements, pass the examination and apply for registration.
DoorlopendKeep the diving logbook and build sufficient practical experience.
After 24 months30 dives / 300 min.; of which ≥15 SSE dives / ≥150 min. SSE aantonen bij de tussentijdse controle.
Portfolio 48 months60 dives / 600 min.; of which ≥30 SSE dives / ≥300 min. SSE
Re-registrationPortfolio + practical examination
Source: Diver Registration Scheme, Government Gazette 2024 no. 39678, adopted by SWOD on 1 October 2024. This webpage is a user guide; in the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diver Registration Scheme

Diver – scope B50R

Heavy work using surface-supplied equipment (SSE) to a maximum depth of 50 metres.

AGE18 years
SCOPE / SYSTEM50 meterSSE
24-MONTH CHECK30 dives / 300 min.; of which ≥15 SSE dives / ≥150 min. SSE
VALIDITY4 years
What is scope B50R?
Heavy work using surface-supplied equipment (SSE) to a maximum depth of 50 metres.

1. Applying for initial registration

For initial registration, you must meet the entry requirements and successfully complete the examination for scope B50R.

  • You are at least 18 years old.
  • At the start of any practical examination, you hold a valid diving medical certificate or comparable health document.
  • You have demonstrably completed training that meets the SWOD training curriculum for the relevant scope.
  • You demonstrate this with a training dossier from a training course recognised by the registration body.
  • You submit the application within 12 months after meeting the training curriculum requirements.

Examination B50R

The initial-registration examination consists of a theory examination and a practical examination. The theory examination must be passed before you may take the practical examination.

Theory examination: 55 closed questions • maximum 83 min. • pass mark 70%. The theory examination is open book. Permitted aids are the decompression tables book, the Working Conditions Catalogue for Work under Hyperbaric Conditions and a non-programmable calculator.
Belangrijke termijn. A positive result for the initial-registration practical examination is valid for 3 months for the registration procedure. Submit your registration application in time.

Registration aanquestions

After passing the required examination, you may apply to the registration body for registration as Diver B50R. You provide the information requested by the registration body.

2. Maintaining a valid registration

A registration is generally valid for four years. During this period, keep your diving logbook correctly and maintain sufficient continuous practical experience.

Continuous practical experience per 24 months:
30 dives / 300 min.; of which ≥15 SSE dives / ≥150 min. SSE
Also working in category A? If you also work in category A while registered for B30, B50R or B50, only the B-category continuous-practical-experience requirements stated above apply.

3. Mandatory 24-month check

Twenty-four months after registration or re-registration, the registration body checks the diving logbook to verify that sufficient continuous practical experience has been obtained. You must cooperate with this interim check.

4. Re-registration B50R

Re-registration requires a positive portfolio assessment and a passed practical examination. The re-registration practical examination is the same as the initial-registration practical examination.

Portfoliobeoordeling over 48 months:
60 dives / 600 min.; of which ≥30 SSE dives / ≥300 min. SSE

The portfolio assessment and, where applicable, the re-registration practical examination take place within the 12 months before the registration expires.

5. Timeline

StartComplete the training and apply for the examination in time.
Examination & registratiePass the examination requirements and apply for registration.
0–24 monthsBuild practical experience and keep the logbook up to date.
24 monthsVerplichte tussentijdse controle.
Final 12 monthsComplete re-registration in time.

6. Summary

MomentUw actie
Initial registrationMeet the entry requirements, pass the examination and apply for registration.
DoorlopendKeep the diving logbook and build sufficient practical experience.
After 24 months30 dives / 300 min.; of which ≥15 SSE dives / ≥150 min. SSE aantonen bij de tussentijdse controle.
Portfolio 48 months60 dives / 600 min.; of which ≥30 SSE dives / ≥300 min. SSE
Re-registrationPortfolio + practical examination
Source: Diver Registration Scheme, Government Gazette 2024 no. 39678, adopted by SWOD on 1 October 2024. This webpage is a user guide; in the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diver Registration Scheme

Diver – scope B50

Heavy work using surface-supplied equipment (SSE), including dives from an open diving bell, to a maximum depth of 50 metres.

AGE18 years
SCOPE / SYSTEM50 meterSSE + open diving bell
24-MONTH CHECK30 dives / 300 min.; of which ≥15 SSE dives / ≥150 min. SSE
VALIDITY4 years
What is scope B50?
Heavy work using surface-supplied equipment (SSE), including dives from an open diving bell, to a maximum depth of 50 metres.

1. Applying for initial registration

For initial registration, you must meet the entry requirements and successfully complete the examination for scope B50.

  • You are at least 18 years old.
  • At the start of any practical examination, you hold a valid diving medical certificate or comparable health document.
  • You have demonstrably completed training that meets the SWOD training curriculum for the relevant scope.
  • You demonstrate this with a training dossier from a training course recognised by the registration body.
  • You submit the application within 12 months after meeting the training curriculum requirements.

Examination B50

The initial-registration examination consists of a theory examination and a practical examination. The theory examination must be passed before you may take the practical examination.

Theory examination: 55 closed questions • maximum 83 min. • pass mark 70%. The theory examination is open book. Permitted aids are the decompression tables book, the Working Conditions Catalogue for Work under Hyperbaric Conditions and a non-programmable calculator.
Belangrijke termijn. A positive result for the initial-registration practical examination is valid for 3 months for the registration procedure. Submit your registration application in time.

Registration aanquestions

After passing the required examination, you may apply to the registration body for registration as Diver B50. You provide the information requested by the registration body.

2. Maintaining a valid registration

A registration is generally valid for four years. During this period, keep your diving logbook correctly and maintain sufficient continuous practical experience.

Continuous practical experience per 24 months:
30 dives / 300 min.; of which ≥15 SSE dives / ≥150 min. SSE
Also working in category A? If you also work in category A while registered for B30, B50R or B50, only the B-category continuous-practical-experience requirements stated above apply.

3. Mandatory 24-month check

Twenty-four months after registration or re-registration, the registration body checks the diving logbook to verify that sufficient continuous practical experience has been obtained. You must cooperate with this interim check.

4. Re-registration B50

Re-registration requires a positive portfolio assessment and a passed practical examination. The re-registration practical examination is the same as the initial-registration practical examination.

Portfoliobeoordeling over 48 months:
60 dives / 600 min.; of which ≥30 SSE dives / ≥300 min. SSE

The portfolio assessment and, where applicable, the re-registration practical examination take place within the 12 months before the registration expires.

5. Timeline

StartComplete the training and apply for the examination in time.
Examination & registratiePass the examination requirements and apply for registration.
0–24 monthsBuild practical experience and keep the logbook up to date.
24 monthsVerplichte tussentijdse controle.
Final 12 monthsComplete re-registration in time.

6. Summary

MomentUw actie
Initial registrationMeet the entry requirements, pass the examination and apply for registration.
DoorlopendKeep the diving logbook and build sufficient practical experience.
After 24 months30 dives / 300 min.; of which ≥15 SSE dives / ≥150 min. SSE aantonen bij de tussentijdse controle.
Portfolio 48 months60 dives / 600 min.; of which ≥30 SSE dives / ≥300 min. SSE
Re-registrationPortfolio + practical examination
Source: Diver Registration Scheme, Government Gazette 2024 no. 39678, adopted by SWOD on 1 October 2024. This webpage is a user guide; in the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diver Registration Scheme

Diver – scope C

Heavy work using surface-supplied equipment (SSE), including dives from a closed diving bell.

AGE18 years
SCOPE / SYSTEMClosed diving bellSSE + closed diving bell
24-MONTH CHECK10 bell runs: at least 5 as bellman and 5 dives as lock-out diver
VALIDITY4 years
What is scope C?
Heavy work using surface-supplied equipment (SSE), including dives from a closed diving bell.

1. Applying for initial registration

For initial registration, you must meet the entry requirements and successfully complete the examination for scope C.

  • You are at least 18 years old.
  • At the start of any practical examination, you hold a valid diving medical certificate or comparable health document.
  • You have demonstrably completed training that meets the SWOD training curriculum for the relevant scope.
  • You demonstrate this with a training dossier from a training course recognised by the registration body.
  • You submit the application within 12 months after meeting the training curriculum requirements.

Examination C

The initial-registration examination for scope C consists of a theory examination, which must be passed for registration.

Theory examination: 60 closed questions • maximum 90 min. • pass mark 70%. The theory examination is open book. Permitted aids are the decompression tables book, the Working Conditions Catalogue for Work under Hyperbaric Conditions and a non-programmable calculator.

Registration aanquestions

After passing the required examination, you may apply to the registration body for registration as Diver C. You provide the information requested by the registration body.

2. Maintaining a valid registration

A registration is generally valid for four years. During this period, keep your diving logbook correctly and maintain sufficient continuous practical experience.

Continuous practical experience per 24 months:
10 bell runs: at least 5 as bellman and 5 dives as lock-out diver
Also working in B50? In addition to the C requirement, you must also meet the B50 practical-experience requirement. Under the scheme, the required 300 minutes for B50 may be reduced by the logged time under pressure as a lock-out diver.

3. Mandatory 24-month check

Twenty-four months after registration or re-registration, the registration body checks the diving logbook to verify that sufficient continuous practical experience has been obtained. You must cooperate with this interim check.

4. Re-registration C

For re-registration in scope C, the re-registration examination consists of a portfolio assessment, which must receive a positive assessment.

Portfoliobeoordeling over 48 months:
20 bellruns: 10 bellman + 10 lock-out dives + at least 1 standby-diver deployment exercise

The portfolio assessment and, where applicable, the re-registration practical examination take place within the 12 months before the registration expires.

5. Timeline

StartComplete the training and apply for the examination in time.
Examination & registratiePass the examination requirements and apply for registration.
0–24 monthsBuild practical experience and keep the logbook up to date.
24 monthsVerplichte tussentijdse controle.
Final 12 monthsComplete re-registration in time.

6. Summary

MomentUw actie
Initial registrationMeet the entry requirements, pass the examination and apply for registration.
DoorlopendKeep the diving logbook and build sufficient practical experience.
After 24 months10 bell runs: at least 5 as bellman and 5 dives as lock-out diver aantonen bij de tussentijdse controle.
Portfolio 48 months20 bellruns: 10 bellman + 10 lock-out dives + at least 1 standby-diver deployment exercise
Re-registrationAlleen portfoliobeoordeling
Source: Diver Registration Scheme, Government Gazette 2024 no. 39678, adopted by SWOD on 1 October 2024. This webpage is a user guide; in the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diver Registration Scheme

Diving Supervisor – scope A9

User guide for initial registration, maintaining registration and re-registration.

AGE21 years
ENTRY EXPERIENCE30 dives in Diver scope A9
24-MONTH CHECK30 supervised dives
VALIDITY4 years

1. Applying for initial registration

  • You have reached the required minimum age: 21 years.
  • You hold, or held no more than 4 years ago, a valid Diver and/or Diving Supervisor registration in the relevant scope, or evidence of an equivalent diver qualification.
  • You have at least two calendar years of work experience as a diver and, during the preceding 8 years, can demonstrate: 30 dives in Diver scope A9.
  • You have demonstrably completed training that meets the SWOD training curriculum for the relevant Diving Supervisor scope.

Examination

The candidate takes the examination prescribed in the relevant scope appendix to the Registration Scheme. After a positive examination result, registration can be applied for with the registration body.

2. Maintaining a valid registration

Continuous practical experience: at least 30 demonstrably supervised dives per 24 months within the relevant Diver scopes.

Keep the diving supervisor logbook complete and verifiable.

3. Mandatory 24-month check

Twenty-four months after registration or re-registration, the registration body checks the diving supervisor logbook to determine whether the continuous practical-experience requirement has been met.

4. Re-registration

Portfolio: at least 60 demonstrably supervised dives over 48 months.

For scope A9, the re-registration route consists of: Portfolio + practical examination. The components must be completed within the periods specified in the Registration Scheme and before the expiry date.

5. Timeline

BeforehandEntry requirements and training.
RegistrationPass the examination and apply for registration.
0–24 months30 supervised dives + logboek.
24 monthsInterim check.
Tot 48 months60 supervised dives + re-registration.

6. Summary

ItemRequirement
Minimum age21 years
Entry requirements-ervaring30 dives in Diver scope A9
24 monthsAt least 30 supervised dives
48 monthsAt least 60 supervised dives
Re-registrationPortfolio + practical examination
Source: Diving Supervisor Registration Scheme, Government Gazette 2024 no. 39683. In the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diving Supervisor Registration Scheme

Diving Supervisor – scope A15

User guide for initial registration, maintaining registration and re-registration.

AGE24 years
ENTRY EXPERIENCE50 dives in Diver scope A15 and/or A15OLV
24-MONTH CHECK30 supervised dives
VALIDITY4 years
A15OLV: for Diving Supervisor this is not a separate scope, but an endorsement that may be linked to A15 or a higher scope subject to the conditions of the Registration Scheme.

1. Applying for initial registration

  • You have reached the required minimum age: 24 years.
  • You hold, or held no more than 4 years ago, a valid Diver and/or Diving Supervisor registration in the relevant scope, or evidence of an equivalent diver qualification.
  • You have at least two calendar years of work experience as a diver and, during the preceding 8 years, can demonstrate: 50 dives in Diver scope A15 and/or A15OLV.
  • You have demonstrably completed training that meets the SWOD training curriculum for the relevant Diving Supervisor scope.

Examination

The candidate takes the examination prescribed in the relevant scope appendix to the Registration Scheme. After a positive examination result, registration can be applied for with the registration body.

2. Maintaining a valid registration

Continuous practical experience: at least 30 demonstrably supervised dives per 24 months within the relevant Diver scopes.

Keep the diving supervisor logbook complete and verifiable.

3. Mandatory 24-month check

Twenty-four months after registration or re-registration, the registration body checks the diving supervisor logbook to determine whether the continuous practical-experience requirement has been met.

4. Re-registration

Portfolio: at least 60 demonstrably supervised dives over 48 months.

For scope A15, the re-registration route consists of: Portfolio + practical examination. The components must be completed within the periods specified in the Registration Scheme and before the expiry date.

5. Timeline

BeforehandEntry requirements and training.
RegistrationPass the examination and apply for registration.
0–24 months30 supervised dives + logboek.
24 monthsInterim check.
Tot 48 months60 supervised dives + re-registration.

6. Summary

ItemRequirement
Minimum age24 years
Entry requirements-ervaring50 dives in Diver scope A15 and/or A15OLV
24 monthsAt least 30 supervised dives
48 monthsAt least 60 supervised dives
Re-registrationPortfolio + practical examination
Source: Diving Supervisor Registration Scheme, Government Gazette 2024 no. 39683. In the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diving Supervisor Registration Scheme

Diving Supervisor – scope A30

User guide for initial registration, maintaining registration and re-registration.

AGE24 years
ENTRY EXPERIENCE50 open-water dives in Diver scope A30
24-MONTH CHECK30 supervised dives
VALIDITY4 years
A15OLV: for Diving Supervisor this is not a separate scope, but an endorsement that may be linked to A15 or a higher scope subject to the conditions of the Registration Scheme.

1. Applying for initial registration

  • You have reached the required minimum age: 24 years.
  • You hold, or held no more than 4 years ago, a valid Diver and/or Diving Supervisor registration in the relevant scope, or evidence of an equivalent diver qualification.
  • You have at least two calendar years of work experience as a diver and, during the preceding 8 years, can demonstrate: 50 open-water dives in Diver scope A30.
  • You have demonstrably completed training that meets the SWOD training curriculum for the relevant Diving Supervisor scope.

Examination

The candidate takes the examination prescribed in the relevant scope appendix to the Registration Scheme. After a positive examination result, registration can be applied for with the registration body.

2. Maintaining a valid registration

Continuous practical experience: at least 30 demonstrably supervised dives per 24 months within the relevant Diver scopes.

Keep the diving supervisor logbook complete and verifiable.

3. Mandatory 24-month check

Twenty-four months after registration or re-registration, the registration body checks the diving supervisor logbook to determine whether the continuous practical-experience requirement has been met.

4. Re-registration

Portfolio: at least 60 demonstrably supervised dives over 48 months.

For scope A30, the re-registration route consists of: Portfolio + theory + practical examination. The components must be completed within the periods specified in the Registration Scheme and before the expiry date.

5. Timeline

BeforehandEntry requirements and training.
RegistrationPass the examination and apply for registration.
0–24 months30 supervised dives + logboek.
24 monthsInterim check.
Tot 48 months60 supervised dives + re-registration.

6. Summary

ItemRequirement
Minimum age24 years
Entry requirements-ervaring50 open-water dives in Diver scope A30
24 monthsAt least 30 supervised dives
48 monthsAt least 60 supervised dives
Re-registrationPortfolio + theory + practical examination
Source: Diving Supervisor Registration Scheme, Government Gazette 2024 no. 39683. In the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diving Supervisor Registration Scheme

Diving Supervisor – scope B30

User guide for initial registration, maintaining registration and re-registration.

AGE24 years
ENTRY EXPERIENCE100 open-water dives in Diver scope B30
24-MONTH CHECK30 supervised dives
VALIDITY4 years
A15OLV: for Diving Supervisor this is not a separate scope, but an endorsement that may be linked to A15 or a higher scope subject to the conditions of the Registration Scheme.

1. Applying for initial registration

  • You have reached the required minimum age: 24 years.
  • You hold, or held no more than 4 years ago, a valid Diver and/or Diving Supervisor registration in the relevant scope, or evidence of an equivalent diver qualification.
  • You have at least two calendar years of work experience as a diver and, during the preceding 8 years, can demonstrate: 100 open-water dives in Diver scope B30.
  • You have demonstrably completed training that meets the SWOD training curriculum for the relevant Diving Supervisor scope.

Examination

The candidate takes the examination prescribed in the relevant scope appendix to the Registration Scheme. After a positive examination result, registration can be applied for with the registration body.

2. Maintaining a valid registration

Continuous practical experience: at least 30 demonstrably supervised dives per 24 months within the relevant Diver scopes.

Keep the diving supervisor logbook complete and verifiable.

3. Mandatory 24-month check

Twenty-four months after registration or re-registration, the registration body checks the diving supervisor logbook to determine whether the continuous practical-experience requirement has been met.

4. Re-registration

Portfolio: at least 60 demonstrably supervised dives over 48 months.

For scope B30, the re-registration route consists of: Portfolio + theory + practical examination. The components must be completed within the periods specified in the Registration Scheme and before the expiry date.

5. Timeline

BeforehandEntry requirements and training.
RegistrationPass the examination and apply for registration.
0–24 months30 supervised dives + logboek.
24 monthsInterim check.
Tot 48 months60 supervised dives + re-registration.

6. Summary

ItemRequirement
Minimum age24 years
Entry requirements-ervaring100 open-water dives in Diver scope B30
24 monthsAt least 30 supervised dives
48 monthsAt least 60 supervised dives
Re-registrationPortfolio + theory + practical examination
Source: Diving Supervisor Registration Scheme, Government Gazette 2024 no. 39683. In the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diving Supervisor Registration Scheme

Diving Supervisor – scope B50R

User guide for initial registration, maintaining registration and re-registration.

AGE24 years
ENTRY EXPERIENCE100 open-water dives in Diver scope B50R
24-MONTH CHECK30 supervised dives
VALIDITY4 years
A15OLV: for Diving Supervisor this is not a separate scope, but an endorsement that may be linked to A15 or a higher scope subject to the conditions of the Registration Scheme.

1. Applying for initial registration

  • You have reached the required minimum age: 24 years.
  • You hold, or held no more than 4 years ago, a valid Diver and/or Diving Supervisor registration in the relevant scope, or evidence of an equivalent diver qualification.
  • You have at least two calendar years of work experience as a diver and, during the preceding 8 years, can demonstrate: 100 open-water dives in Diver scope B50R.
  • You have demonstrably completed training that meets the SWOD training curriculum for the relevant Diving Supervisor scope.

Examination

The candidate takes the examination prescribed in the relevant scope appendix to the Registration Scheme. After a positive examination result, registration can be applied for with the registration body.

2. Maintaining a valid registration

Continuous practical experience: at least 30 demonstrably supervised dives per 24 months within the relevant Diver scopes.

Keep the diving supervisor logbook complete and verifiable.

3. Mandatory 24-month check

Twenty-four months after registration or re-registration, the registration body checks the diving supervisor logbook to determine whether the continuous practical-experience requirement has been met.

4. Re-registration

Portfolio: at least 60 demonstrably supervised dives over 48 months.

For scope B50R, the re-registration route consists of: Portfolio + theory + practical examination. The components must be completed within the periods specified in the Registration Scheme and before the expiry date.

5. Timeline

BeforehandEntry requirements and training.
RegistrationPass the examination and apply for registration.
0–24 months30 supervised dives + logboek.
24 monthsInterim check.
Tot 48 months60 supervised dives + re-registration.

6. Summary

ItemRequirement
Minimum age24 years
Entry requirements-ervaring100 open-water dives in Diver scope B50R
24 monthsAt least 30 supervised dives
48 monthsAt least 60 supervised dives
Re-registrationPortfolio + theory + practical examination
Source: Diving Supervisor Registration Scheme, Government Gazette 2024 no. 39683. In the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diving Supervisor Registration Scheme

Diving Supervisor – scope B50

User guide for initial registration, maintaining registration and re-registration.

AGE24 years
ENTRY EXPERIENCE100 open-water dives in Diver scope B50
24-MONTH CHECK30 supervised dives
VALIDITY4 years
A15OLV: for Diving Supervisor this is not a separate scope, but an endorsement that may be linked to A15 or a higher scope subject to the conditions of the Registration Scheme.

1. Applying for initial registration

  • You have reached the required minimum age: 24 years.
  • You hold, or held no more than 4 years ago, a valid Diver and/or Diving Supervisor registration in the relevant scope, or evidence of an equivalent diver qualification.
  • You have at least two calendar years of work experience as a diver and, during the preceding 8 years, can demonstrate: 100 open-water dives in Diver scope B50.
  • You have demonstrably completed training that meets the SWOD training curriculum for the relevant Diving Supervisor scope.

Examination

The candidate takes the examination prescribed in the relevant scope appendix to the Registration Scheme. After a positive examination result, registration can be applied for with the registration body.

2. Maintaining a valid registration

Continuous practical experience: at least 30 demonstrably supervised dives per 24 months within the relevant Diver scopes.

Keep the diving supervisor logbook complete and verifiable.

3. Mandatory 24-month check

Twenty-four months after registration or re-registration, the registration body checks the diving supervisor logbook to determine whether the continuous practical-experience requirement has been met.

4. Re-registration

Portfolio: at least 60 demonstrably supervised dives over 48 months.

For scope B50, the re-registration route consists of: Portfolio + theory + practical examination. The components must be completed within the periods specified in the Registration Scheme and before the expiry date.

5. Timeline

BeforehandEntry requirements and training.
RegistrationPass the examination and apply for registration.
0–24 months30 supervised dives + logboek.
24 monthsInterim check.
Tot 48 months60 supervised dives + re-registration.

6. Summary

ItemRequirement
Minimum age24 years
Entry requirements-ervaring100 open-water dives in Diver scope B50
24 monthsAt least 30 supervised dives
48 monthsAt least 60 supervised dives
Re-registrationPortfolio + theory + practical examination
Source: Diving Supervisor Registration Scheme, Government Gazette 2024 no. 39683. In the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diving Supervisor Registration Scheme

Diving Supervisor – scope C

User guide for initial registration, maintaining registration and re-registration.

AGE24 years
ENTRY EXPERIENCE400 lockout hours in Diver scope C + IMCA ‘Bell Diving Supervisor’
24-MONTH CHECK30 supervised dives
VALIDITY4 years
A15OLV: for Diving Supervisor this is not a separate scope, but an endorsement that may be linked to A15 or a higher scope subject to the conditions of the Registration Scheme.

1. Applying for initial registration

  • You have reached the required minimum age: 24 years.
  • You hold, or held no more than 4 years ago, a valid Diver and/or Diving Supervisor registration in the relevant scope, or evidence of an equivalent diver qualification.
  • You have at least two calendar years of work experience as a diver and, during the preceding 8 years, can demonstrate: 400 lockout hours in Diver scope C + IMCA ‘Bell Diving Supervisor’.
  • You have demonstrably completed training that meets the SWOD training curriculum for the relevant Diving Supervisor scope.

Examination

The candidate takes the examination prescribed in the relevant scope appendix to the Registration Scheme. After a positive examination result, registration can be applied for with the registration body.

2. Maintaining a valid registration

Continuous practical experience: at least 30 demonstrably supervised dives per 24 months within the relevant Diver scopes.

Keep the diving supervisor logbook complete and verifiable.

3. Mandatory 24-month check

Twenty-four months after registration or re-registration, the registration body checks the diving supervisor logbook to determine whether the continuous practical-experience requirement has been met.

4. Re-registration

Portfolio: at least 60 demonstrably supervised dives over 48 months.

For scope C, the re-registration route consists of: Portfolio + theory examination. The components must be completed within the periods specified in the Registration Scheme and before the expiry date.

5. Timeline

BeforehandEntry requirements and training.
RegistrationPass the examination and apply for registration.
0–24 months30 supervised dives + logboek.
24 monthsInterim check.
Tot 48 months60 supervised dives + re-registration.

6. Summary

ItemRequirement
Minimum age24 years
Entry requirements-ervaring400 lockout hours in Diver scope C + IMCA ‘Bell Diving Supervisor’
24 monthsAt least 30 supervised dives
48 monthsAt least 60 supervised dives
Re-registrationPortfolio + theory examination
Source: Diving Supervisor Registration Scheme, Government Gazette 2024 no. 39683. In the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diving Supervisor Registration Scheme

Diving Medical Attendant – scope B1

Medical support during diving work in Diver scopes A9, A15 and A15OLV.

SCOPEB1
VALIDITY2 years
INTERIM CHECKnot applicable
RE-REGISTRATIONtheory + practical

1. Applying for initial registration

To be admitted to the examination, the candidate must demonstrably have successfully completed training that meets the SWOD training curriculum for scope B1. This is demonstrated by a training dossier from a training provider recognised by the registration body. The application for registration must be submitted within 12 months after meeting the training curriculum requirements.

Examination B1

Theory: Closed-book examination with 40 closed questions • maximum 60 min. • pass mark 70%.
Practical: practical examination in accordance with the assessment matrix for scope B1. For registration, both theory and practical examinations must be passed. Examination results remain valid for six months.

2. Maintaining a valid registration

The registration is valid for two years. The Registration Scheme for Diving Medical Attendant does not contain a separate 24-month interim check.

3. Re-registration

For initial registration: training in accordance with the SWOD B1 training curriculum. For re-registration: a valid B1 registration and the prescribed refresher training, demonstrated by a refresher-training portfolio.

Re-registration-examen: theory and practical examination. Both components are the same as the corresponding initial-registration examination components and must be passed.

4. Timeline

TrainingComplete the SWOD curriculum.
ExaminationPass theory + practical examinations.
RegistrationRegistration aanquestions.
Validity2 years.
Re-registrationRefresher/repeat training + theory + practical examination.

5. Summary

ItemRequirement
Initial trainingSWOD training curriculum scope B1
Initial examinationTheory + practical examination
Validity2 years
24-month interim checkNot applicable
Re-registrationRefresher training + theory + practical examination
Source: Diving Medical Attendant Registration Scheme, Government Gazette 2024 no. 39685. In the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diving Medical Attendant Registration Scheme

Diving Medical Attendant – scope B2

Medical support during diving work in Diver scope A30 and categories B and C.

SCOPEB2
VALIDITY2 years
INTERIM CHECKnot applicable
RE-REGISTRATIONtheory + practical

1. Applying for initial registration

To be admitted to the examination, the candidate must demonstrably have successfully completed training that meets the SWOD training curriculum for scope B2. This is demonstrated by a training dossier from a training provider recognised by the registration body. The application for registration must be submitted within 12 months after meeting the training curriculum requirements.

Examination B2

Theory: Closed-book examination with 50 closed questions • maximum 75 min. • pass mark 70%.
Practical: practical examination in accordance with the assessment matrix for scope B2. For registration, both theory and practical examinations must be passed. Examination results remain valid for six months.

2. Maintaining a valid registration

The registration is valid for two years. The Registration Scheme for Diving Medical Attendant does not contain a separate 24-month interim check.

3. Re-registration

For initial registration: training in accordance with the SWOD B2 training curriculum. For re-registration: a valid B2 registration and the prescribed repeat training course, demonstrated by a training dossier.

Re-registration-examen: theory and practical examination. Both components are the same as the corresponding initial-registration examination components and must be passed.

4. Timeline

TrainingComplete the SWOD curriculum.
ExaminationPass theory + practical examinations.
RegistrationRegistration aanquestions.
Validity2 years.
Re-registrationRefresher/repeat training + theory + practical examination.

5. Summary

ItemRequirement
Initial trainingSWOD training curriculum scope B2
Initial examinationTheory + practical examination
Validity2 years
24-month interim checkNot applicable
Re-registrationHerhalingsopleiding + theory + practical
Source: Diving Medical Attendant Registration Scheme, Government Gazette 2024 no. 39685. In the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diving Medical Attendant Registration Scheme

Diving Physician – scope A

User guide for initial registration and re-registration as Diving Physician A.

SCOPEA
VALIDITY5 years
INTERIM CHECKno 24-month check
RE-REGISTRATIONportfolio

1. Applying for initial registration

Physician registered in the Dutch BIG register; basic occupational-health course completed unless an exception in the scheme applies; Diving Physician A theory module and the associated internship period with practical assessment completed.

Examination scope A

Initial examination: Closed-book theory examination: 40 multiple-choice questions, maximum 60 minutes, pass mark 70% (28/40).

2. Maintaining a valid registration

The registration is valid for five years. The scheme does not include a 24-month interim check as used for Diver and Diving Supervisor. During the registration period, the portfolio requirements for re-registration must be demonstrably maintained.

3. Re-registration

Portfolio assessment: Across at least three of the five years: at least 60 recognised medical continuing-education points and at least 25 repeat medical examinations.

The portfolio assessment takes place within the final six months before the registration expiry date.

Portfolio requirements not yet met

If the portfolio assessment shows that not all requirements have yet been met, the registration may, subject to the conditions of the Registration Scheme, be extended once for a maximum of one year. The duration of that extension is deducted from the subsequent registration period.

4. Timeline

BeforehandEntry requirements + training/internship.
ExaminationPass the theory examination.
RegistrationRegistration aanquestions.
0–5 yearsBuild up demonstrable continuing education and practical experience.
Final 6 monthsPortfolio assessment for re-registration.

5. Summary

ItemRequirement
Entry requirementsPhysician registered in the Dutch BIG register; basic occupational-health course completed unless an exception in the scheme applies; Diving Physician A theory module and the associated internship period with practical assessment completed.
Initial examinationClosed-book theory examination: 40 multiple-choice questions, maximum 60 minutes, pass mark 70% (28/40).
Validity5 years
24-month checkNot applicable
Re-registrationAcross at least three of the five years: at least 60 recognised medical continuing-education points and at least 25 repeat medical examinations.
Source: Diving Physician Registration Scheme, Government Gazette 2024 no. 39687. In the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diving Physician Registration Scheme

Diving Physician – scope B

User guide for initial registration and re-registration as Diving Physician B.

SCOPEB
VALIDITY5 years
INTERIM CHECKno 24-month check
RE-REGISTRATIONportfolio

1. Applying for initial registration

Already registered as Diving Physician A; Diving Physician B theory module and the associated internship period with practical assessment completed.

Examination scope B

Initial examination: Closed-book theory examination: 50 multiple-choice questions • maximum 75 min. • pass mark 70% (35/50).

2. Maintaining a valid registration

The registration is valid for five years. The scheme does not include a 24-month interim check as used for Diver and Diving Supervisor. During the registration period, the portfolio requirements for re-registration must be demonstrably maintained.

3. Re-registration

Portfolio assessment: Across at least three of the five years: at least 60 recognised medical continuing-education points, at least 25 initial medical examinations and 25 repeat medical examinations; additionally, at least 360 hours per year demonstrably associated with an organisation performing work under hyperbaric conditions.

The portfolio assessment takes place within the final six months before the registration expiry date.

Portfolio requirements not yet met

If the portfolio assessment shows that not all requirements have yet been met, the registration may, subject to the conditions of the Registration Scheme, be extended once for a maximum of one year. The duration of that extension is deducted from the subsequent registration period.

4. Timeline

BeforehandEntry requirements + training/internship.
ExaminationPass the theory examination.
RegistrationRegistration aanquestions.
0–5 yearsBuild up demonstrable continuing education and practical experience.
Final 6 monthsPortfolio assessment for re-registration.

5. Summary

ItemRequirement
Entry requirementsAlready registered as Diving Physician A; Diving Physician B theory module and the associated internship period with practical assessment completed.
Initial examinationClosed-book theory examination: 50 multiple-choice questions • maximum 75 min. • pass mark 70% (35/50).
Validity5 years
24-month checkNot applicable
Re-registrationAcross at least three of the five years: at least 60 recognised medical continuing-education points, at least 25 initial medical examinations and 25 repeat medical examinations; additionally, at least 360 hours per year demonstrably associated with an organisation performing work under hyperbaric conditions.
Source: Diving Physician Registration Scheme, Government Gazette 2024 no. 39687. In the event of differences or uncertainty, the official Dutch Registration Scheme is authoritative.
Open the official Diving Physician Registration Scheme