Information Notes

The Joint Industry Security Group (JISG) of industry associations (BIMCO, the International Chamber of Shipping, CLIA, INTERCARGO, INTERTANKO, OCIMF and IMCA) have issued interim industry transit advice relating to the […]

This information note reproduces item 1 of IMCA DP Bulletin 03/23 and is issued to widen distribution and awareness on this topic. From the DP Station Keeping Event reports received […]

The International Association of Classification Societies (IACS) has recently published new unified requirements for cyber security: E26 and E27.  These will be mandatory for classed ships and offshore installations contracted for construction on or after 1 January 2024.  This will have implications for IMCA members.

Global Navigation Satellite Systems (GNSS) have revolutionised the way we navigate and locate ourselves on the surface of the Earth. However, GNSS signals are prone to interference and one of the most significant sources of interference is increased ionospheric activity.

The IMCA DP Committee has been made aware of potential common-mode failures regarding Combined Gyro Compass and Motion Reference Sensors (MRU). These potential failures are discussed below and must be understood and considered while using/updating/purchasing combination MRU/Gyro, or gyro sensors that may rely on a GNSS signal to remain functional.

What are Field Arrival Trials? A pre-defined programme of tests and checks to be performed prior to the entry into the area of operation that are designed to confirm the […]

Following a review of the 2021 Annual DP Station Keeping Event Report published by IMCA in March 2022, the IMCA Marine Division Management Committee & DP Committee agreed that an objective for 2022 was to create an information note explaining the subject of Activity Specific Operating Guidelines (ASOG) and its

Guidance and lessons learned may be missed if the FMEA/FMECA document is not periodically refreshed.  A neglected DP system FMEA/FMECA may lead to a reduction in robustness, resilience, and single fault tolerance if it is only updated after deficiencies have been identified by a vessel DP Assurance process or after

IMCA has updated the format of certificates issued under its certification schemes. This information note sets out details to help IMCA members and certificate holders recognise and understand the new […]

April 2020 – April 2021 IMCA has analysed 1517 vessel inspection reports uploaded between April 2020 and April 2021 into the eCMID database at www.ecmid.com and produced the following summary […]

The Gulf of Guinea Declaration on the Suppression of Piracy Every person deserves to be safe while carrying out their work, and to be able to return to their homes […]

1 BACKGROUND The IMCA Marine DP committee has identified a trend of DP station keeping events relating to the incorrect setup, use or selection of Position Reference Systems and Sensors. […]

For this briefing we have provided a short update on developments in Mozambique, as well as in the Gulf of Guinea, Arabian Waters, Gulf of Mexico and the Caribbean. Mozambique […]

In recent months there has been an alarming increase in levels of piracy in the Gulf of Guinea.  The Security Committee would like to ensure that our members are properly […]

The 70th session of IMO’s Marine Environment Protection Committee (MEPC 70) adopted mandatory MARPOL Annex VI requirements for ships to record and report their fuel oil consumption, also referred to […]

The United States Department of Transportation Maritime Administration (MARAD) has issued revised advisory notice 2020-016-Various-GPS Interference on multiple instances of significant GPS interference that have been reported worldwide. This interference is resulting […]

Further to information note IMCA M 01/20 – Marine and DP assurance – IMCA advice during ongoing COVID-19 situation, the temporary validity extension of eCMID/eMISW inspections ends in July. IMCA […]

IMCA has analysed over 2,100 vessel inspection reports uploaded into the eCMID database at www.imcaecmid.com and produced the following summary of key findings. The eCMID system enables vessel operators to […]