Refers to: Ship-owners, Operators, Masters and Managers of PHRS certified vessels

Effective Dates:  01 January 2026

Dear All,

The purpose of this Newsletter is to inform all interested parties about Marine Advisory – 40 issued by the Liberian Registry, regarding the mandatory application of amendments to the Ship Energy Efficiency Management Plan (SEEMP) Part II and reporting of revised fuel oil consumption data commences on 1 January 2026.

Resolution MEPC 385(81) adopted amendments to appendix IX of revised MARPOL Annex VI specified in Attachment 4 of reference (c) providing for collection of fuel oil consumption data with an enhanced level of granularity, which entered into force on 1 August 2025.

Resolution MEPC 388(81) adopted amendments to the 2022 Guidelines for the development of a Ship Energy Efficiency Management Plan (SEEMP) (resolution MEPC.346(78)) to include a methodology that will be used to collect the data with the enhanced level of granularity. As a consequence, Resolution MEPC 395(82) adopted amendments to appendix 3 “The Standardized Data Reporting Format for the DCS and Operational CI to the Administration” of the 2022 Guidelines adopted as Resolution MEPC.346(78) as amended; hereafter called the 2024 Guidelines for the development of a Ship Energy Efficiency Management Plan (SEEMP). Resolution MEPC 401(83) adopted amendments to the 2024.

Guidelines for the development of a SEEMP providing guidance on what is considered ‘under way and not under way’.

Mandatory Implementation

It should be noted that no later than 1 January 2026, the SEEMP shall be developed taking into account guidelines in MEPC Resolution 395(82), as amended; and each ship shall collect data specified in Attachment 4 of reference (c) and report fuel oil consumption data using the standardized format specified in revised Attachment 5 of reference (c), within 3 months after the end of 2026 (i.e. from January to March 2027) for each ship of 5,000 gross tonnage and above engaged in international voyages.

Within 3 months after the end of each calendar year, each ship of 5,000 gross tonnage and above engaged in international voyages, which falls into one or more of the categories on the list below shall continue to report to the Verifier, the attained annual operational CII, via electronic communication and using the standardized format in revised Attachment 5 of reference (c).

• Bulk Carrier (2.2.5)    
• Combination Carrier (2.2.7)
• Containership (2.2.9)  
• Cruise Passenger Ship (2.2.11)          
• Gas Carrier (2.2.14)
• General Cargo Ship (2.2.15) 
• LNG Carrier (2.2.16)
• Refrigerated Cargo Carrier (2.2.22)
• Ro-Ro Cargo Ship (2.2.26)     
• Ro-Ro Cargo Ship (Vehicle Carrier) (2.2.27)
• Ro-Ro Passenger (2.2.28)
• Tanker (Oil/Chemical) (2.29)

Ship-owners and Operators of Liberian flagged ships with SEEMP Part II already onboard their ships, are encouraged to submit their ships’ amended SEEMP Part II as soon as possible, for review and verification to one of the authorized Verifiers listed in Appendix 1.

The sources mentioned in the above text are available in the links listed below.

• Marine Notice POL-009
• MEPC Resolution 385(81)
• MEPC Resolution 388(81)
• MEPC Resolution 395(82) as amended by MEPC Resolution 401(83)
• MEPC Resolution 400(83)

For more information, please contact the Regulations and Standards Department at RegsandStandards@liscr.com .