MGN 675 (M+F) Amendment 2 The merchant shipping (control and management of ships’ ballast water and sediments) regulations 2022
This notice provides important information on the UK’s implementation of the international convention for the control and management of ships’ ballast water and sediments 2004, which aims to address the spread of invasive non-native species by ballast water and sediments
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Notice to all owners, Ship Operators and Managers, Charterers, Masters and Officers of Merchant Ships, Skippers of Fishing Vessels, Shipbuilders, Port Authorities, Operators of Fixed and Floating Platforms and Drilling Rigs, and Classification Societies.
This notice should be read with the Merchant Shipping (Control and Management of Ships’ Ballast Water and Sediments) Regulations 2022, the Merchant Shipping (Control and Management of Ships’ Ballast Water and Sediments) Regulations 2026, and Merchant Shipping Notice (MSN) 1908 Amendment 3.
This notice replaces MGN 675 (M+F) Amendment 1.
Updates to this page
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Addition of the following to the end of paragraph 17.1 to support ships in contacting the UK Administration when they encounter challenging water quality: "When a ship is required to notify the UK administration that it has encountered CWQ an email should be sent to environment@mcga.gov.uk. The relevant local MCA Marine Office should also be copied into the correspondence."
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First published.
Update history
2026-06-11 15:31
Addition of the following to the end of paragraph 17.1 to support ships in contacting the UK Administration when they encounter challenging water quality:”When a ship is required to notify the UK administration that it has encountered CWQ an email should be sent to environment@mcga.gov.uk. The relevant local MCA Marine Office should also be copied into the correspondence.”
2026-03-23 15:50
First published.