Guidance

MSN 1908 (M+F) Amendment 2 - The merchant shipping (control and management of ships' ballast water and sediments) regulation 2022

This MSN provides the technical requirements of the obligations contained in the merchant shipping (control and management of ships’ ballast water and sediments) regulations 2022 (SI 2022/737)

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Notice to all 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 Note should be read in conjunction with the Merchant Shipping (Control and Management of Ships’ Ballast Water and Sediments) Regulations 2022, Merchant Shipping (Marine Equipment) Regulations 2025, Merchant Shipping Notice (MSN) 1874 Amendment 11 and Marine Guidance Note (MGN) 675.

Updates to this page

Published 12 December 2025

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