The IMO Marine Environment Protection Committee (MEPC) 83 session was held from 7-11 April 2025. The IMO MEPC is where the reduction of shipping’s impact on the marine environment is discussed. MEPC oversees the work of several sub-committees and influences subjects which cut-across the work of several committees, covering many key regulations.
And Lloyd’s Register has published a summary of the outcomes from the meeting.
Below is a brief overview of some of the significant outcomes from MEPC 83:
• Approval of Mid-term GHG reduction measures as amendments to MARPOL Annex VI, expected to be adopted at the Extraordinary Session of MEPC in October 2025 for entry into force 1 March 2027.
• Completion of Phase 1 of the Short-term GHG reduction measures by agreeing reduction factors for CII through to 2030.
• Approval of regulations to increase data transparency related to fuel oil reporting.
• Adoption of Amendments to the NOx Technical Code 2008 related to substantial modification of a marine diesel engine and engines using multiple operational profiles.
• Adoption of Amendments to the 2023 Guidelines for the development of the Inventory of Hazardous Materials.
• Agreement to have an Experience Building Phase for the Hong Kong Convention on the safe and environmentally sound recycling of ships.
• Agreement to develop a new legally binding framework for the control and management of ships’ biofouling to minimise the transfer of invasive aquatic species.
Download the full report: LR MEPC 83 Summary report