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IMCA produces a range of materials for its members as information notes, covering safety, technical, regulatory, commercial and various other issues relevant to its members.

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Withdrawal of the IMCA Norwegian legislation module examination

IMCA has been advised that the Norwegian Industry and Authorities no longer require IMCA diving supervisory candidates intending to operate in Norwegian waters to sit and pass a separate Norwegian Legislation Module examination as part of the IMCA Certification scheme. This means that, with immediate effect, IMCA will no longer

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| Information Note number 1474 | Original reference(s) IMCA D 02/20

Use of composite cylinders for diving and underwater operations

1           Background Composite cylinders are increasingly being used for diving and underwater operations.  However, IMCA Members should note that unfortunately not all such cylinders are suitable for underwater use or as part of a diver’s breathing apparatus. This Information Note is intended to assist users to identify composite cylinders that

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| Information Note number 1466 | Original reference(s) IMCA D 13/19


Nippon gases safety flash

IMCA has been made aware of two recent incidents where a supply of heliox gas was found to contain a quantity of argon rather than helium.  No injuries have been […]

| Information Note number 1453


Changes in IMCA Exam Resit Protocol

During a recent Diving Division Management Committee meeting a review of the revised IMCA examination resit protocol issued in September 2018 was discussed. All accepted the posts of diving supervisor and […]

| Information Note number 1438 | Original reference(s) IMCA D 05/19

Establishment of the International Diving Industry Forum

IMCA would like to advise its Diving Division members of the formation of the International Diving Industry Forum (IDIF).  The Forum has been established by three key industry stakeholders – the International Marine Contractors Association (IMCA); the Association of Diving Contractors International (ADCI); and the International Association of Oil and

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| Information Note number 1437 | Original reference(s) IMCA D 04/19

JFD product caution note relating to disposable gas conditioner cartridges for diver and chamber gas recovery systems

IMCA Diving Division members are asked to note that JFD has issued a Product Caution Notice to all customers who have procured any of the equipment listed below: B1562A DISPOSABLE CARTRIDGE SET, GASMIZER B1591A DISPOSABLE CARTRIDGE SET, GASPURE B1563 DISPOSABLE CARTRIDGE SET, AIR FILTER SYS, 2 SETS BO B1592A GASPURE

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| Information Note number 1430 | Original reference(s) IMCA D 02/19

Recent rise in forged ADAS diver training certificates

IMCA currently recognises the certificates listed in IMCA D 01/18 Diver and Diving Supervisor Certification for offshore diving under the IMCA International Code of Practice for Offshore Diving (IMCA D […]

| Information Note number 1428 | Original reference(s) IMCA D 01/19

Counterfeit Kirby Morgan Bandmasks (KMB 28)

IMCA members should be aware that counterfeit Kirby Morgan 28 Bandmasks are being produced in China and sold as genuine products. The counterfeit items appear identical to the genuine Kirby […]

| Information Note number 1416 | Original reference(s) IMCA D 04/18




Publication of US Navy Diving Manual Revision 7

Diving Division members should note that Revision 7 of the US Navy Diving Manual was published by direction of Commander, Naval Sea Systems Command (NAVSEA) on 1 December 2016.  NAVSEA has also very helpfully published a detailed Executive Summary of the modifications introduced by Revision 7. There are a number

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| Information Note number 1351 | Original reference(s) IMCA D 03/17

Client auditing activities

Client companies have legal and moral responsibilities to select and work with competent contractors capable of consistently delivering safe and efficient marine projects.  In view of this, client companies employ a variety of measures to assure themselves that they only engage suitable contractors. Auditing is one of the most common

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| Information Note number 1349 | Original reference(s) IMCA D 01/17


Hyperbaric evacuation – Introductory videos

Statoil and Technip have recently released two films on the topic of hyperbaric evacuation. These films were made possible by the support of an International Association of Oil & Gas Producers (IOGP) member, Statoil, which has given its permission to distribute the links below. Hyperbaric evacuation – Phase 1; ‘Evacuation

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| Information Note number 1306 | Original reference(s) IMCA D 08/16


Fitness for purpose of closed bell diver emergency recovery hoists

The UK Health and Safety Executive (HSE) has provided IMCA with the following information: HSE has recently been made aware that some diver recovery hoists fitted in diving bells may not be fit for purpose.  Of particular concern is that some hoists may not provide sufficient mechanical advantage to enable

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| Information Note number 1288 | Original reference(s) IMCA D 14/15

Recent release of BS EN 12021:2014 Respiratory Equipment – Compressed Gases for Breathing Apparatus

The finalised version of the British and European Standard BS EN 12021:2014 – Respiratory equipment – Compressed gases for breathing apparatus – was released in late 2014.  As well as its obvious application to diving breathing gas, the new BS EN 12021, which has superseded BS EN 12021:1999, is also

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| Information Note number 1271 | Original reference(s) IMCA SEL 03/15, IMCA D 07/15, IMCA M 05/15

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