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Last update: 2026/06/02
Summary of the outcomes of MEPC 83
The eighty-third session of the International Maritime Organization (IMO) Marine Environment Protection Committee (MEPC 83) was held from 7 to 11 April 2025. A summary of the discussions and the decisions taken at MEPC 83 is provided as below for your information. 1. Reduction of Greenhouse Gas (GHG) emissions from ships Draft regulations on the mid-term measures for reduction of greenhouse gas (GHG) have been approved. At MEPC 80 in 2023, the IMO adopted the 2023 IMO Strategy on Reduction of GHG Emissions from Ships (2023 IMO GHG Strategy), which sets out the IMO's levels of ambition (see the table below) including the aim to reach net-zero GHG emissions from international shipping by or around 2050. Further discussions continued in developing "Mid-tSummary of the outcomes of MEPC 82
The eighty-second session of the International Maritime Organization (IMO) Marine Environment Protection Committee (MEPC 82) was held from 30 September to 4 October 2024. A summary of the discussions and the decisions taken at MEPC 82 is provided as below for your information. 1. Greenhouse Gases (GHG) Reduction of greenhouse gas (GHG) emissions to address global warming is a universal challenge, and the measures to reduce GHG emissions from international shipping have been deliberated at IMO. Such measures introduced at the IMO so far include the regulation of Energy Efficiency Design/Existing Ship Index (EEDI/EEXI), retaining of the Ship Energy Efficiency Management Plan (SEEMP) onboard, and reporting annual fuel oil consumption data in the IMO Data CoImplementation of new parameters for IMO DCS monitoring and SEEMP II revision
At the 81st session of the Marine Environment Protection Committee (MEPC81), MARPOL Annex VI was amended and additional reporting items in the DCS Regulations were approved. Subsequently, at the 82nd session of the Marine Environment Protection Committee (MEPC82), the guidance on application was approved and, the schedule for application has been finalized. 1. Overview of additional monitoring items in IMO-DCS The following items are newly included in the reporting items. - Total fuel oil consumption per combustion systems (main engines, auxiliary engines/generators and oil-fired boilers); - Total fuel oil consumption while the ship is not under way; - Laden distance travelled (on a voluntary basis); - Transport work; - Total amount of on-shore poSummary of the outcomes of MEPC 79
The seventy-nineth session of the Marine Environment Protection Committee (MEPC 79) was held from 12 to 16 December 2022. A summary of the discussions and the decisions taken at MEPC 79 is provided as below for your information. 1. Greenhouse Gases (GHG) emission reduction measures Reduction of greenhouse gas (GHG) emissions to address global warming is a universal challenge, and the measures to reduce GHG emissions from international shipping have been deliberated at IMO. Such measures introduced at the IMO so far include the regulation of "Energy Efficiency Design/Existing Ship Index" (EEDI/EEXI), retaining of the "Ship Energy Efficiency Management Plan" (SEEMP) onboard, and rating by "Carbon Intensity Indicator" (CII). Furthermore, taking the adoptIACS Recommendation No.173 in relation to Energy Efficiency Existing Ship Index (EEXI)
At the 76th session of the IMO Marine Environment Protection Committee (MEPC76) held in June 2021, further amendments to MARPOL Annex VI were adopted (IMO Resolution MEPC.328(76)) to implement the Energy Efficiency Existing Ship Index (EEXI) and entered into force on 1 November 2022. This is information that IACS developed Guidelines and established as IACS Recommendation No.173 to support the Numerical Calculation such as CFD for calculating the reference speed (Vref) accepted in the IMO resolutions MEPC.350(78) and MEPC.351(78) relating to EEXI. The IMO guidelines mentioned in this Technical Information are available on the ClassNK website's EEXI regulation section. HOME > Product & Service > Statutory Service > EEXI For any questions about the abovSurvey and Certification for EEXI required by the Amendments to ANNEX VI of MARPOL
We have revised a previously issued ClassNK Technical Information (No. TEC-1250 dated 10 November 2021) related to the survey and Certification for EEXI required by the Amendments to ANNEX VI of MARPOL. This Technical Information supersedes the previously issued No.TEC-1250. At the 76th session of the IMO Marine Environment Protection Committee (MEPC 76) held in June 2021, further amendments to MARPOL Annex VI were adopted (IMO Resolution MEPC.328(76)) to implement the Energy Efficiency Existing Ship Index (EEXI) as a technical approach to achieve the short-term target for improved transportation efficiency of at least 40% compared to 2008 and will enter into force on 1 November 2022. EEXI is calculated using the same formula as EEDI and represents "thImplementation of SEEMP Part III and submission for approval (Amendment to MARPOL Annex VI)
As informed by ClassNK Technical Information No. TEC-1245, 1259 and 1268, the Amendments to MARPOL Annex VI will enter into force on 1 November 2022. For ships of 5,000 gross tonnage and above that are required to have a Ship Energy Efficiency Management Plan (SEEMP)for which EEDI/EEXI regulation applies*), the Carbon Intensity Indicator (CII) rating system is applicable in addition to Data collection system for fuel oil consumption of ships (IMO DCS). *) Bulk carrier, Gas carrier, Tanker, Containership, General cargo ship, Refrigerated cargo carrier, Combination carrier, Passenger ship, Ro-ro cargo ship (vehicle carrier), Ro-ro cargo ship, Ro-ro passenger ship and LNG carrier, and Cruise passenger ship The CII rating system is a system that calculatesImplementation of CII (Carbon Intensity Indicator) and SEEMP Part III
As informed by ClassNK Technical Information No. TEC-1245 and 1259, the Amendments to MARPOL Annex VI will enter into force on 1st November 2022. For ships that are required to have a Ship Energy Efficiency Management Plan (SEEMP) and have a total ton of 5,000 gross tonnage and above*), the Carbon Intensity Indicator (CII) rating system is applied in addition to Data collection system for fuel oil consumption of ships (IMO DCS). *) Bulk carrier, Gas carrier, Tanker, Containership, General cargo ship, Refrigerated cargo carrier, Combination carrier, Passenger ship, Ro-ro cargo ship (vehicle carrier), Ro-ro cargo ship, Ro-ro passenger ship and LNG carrier, and Cruise passenger ship The CII rating system is a system that calculates attained CII, which isThis Technical Information became null and void on 23 Jan 2025.
Singapore - Enhancement of Green Port Programme Incentives
This is to provide customers who own or manage ships calling at the Port of Singapore with information deemed to be useful, further to the previous ClassNK Technical Information (No. TEC-1262 dated 13 May 2022) in which the incentive scheme for the owner and management companies of Singapore-flagged ships was introduced. The Marine and Port Authority of Singapore (MPA Singapore) recently published its Port Marine Circular No. 10 of 2022: "Enhancement of the Marine Singapore Green Initiative - Green Port Programme (GPP)". https://www.mpa.gov.sg/media-centre/details/enhancement-of-the-maritime-singapore-green-initiative---green-port-programme The Green Port Programme provides incentives to ship owners and management companies to encourage them to voluntThis Technical Information became null and void on 23 Jan 2025.
Singapore - Updates of Green Ship Programme Incentives
This is to provide customers who own or manage Singapore-flagged ships with information deemed to be useful. The Marine and Port Authority of Singapore (MPA Singapore) recently published its Shipping Circular No. 07 of 2022: "Revised Green Ship Programme under the Maritime Singapore Green Initiative". https://www.mpa.gov.sg/media-centre/details/no.-7-of-2022---revised-green-ship-programme-under-the-maritime-singapore-green-initiative The Green Ship Programme provides incentives to ship owners and management companies to encourage them to voluntarily adopt solutions that enable their ships to exceed the environmental regulation set by the IMO; these incentives include the reduction or rebate of initial registration fees and annual tonnage taxes. CirculRevised "Guidance on treatment of innovative energy efficiency technologies" (EEDI and EEXI related)
At the 77th session of the IMO Marine Environment Protection Committee (MEPC77) held in November 2021, "Guidance on treatment of innovative energy efficiency technologies for the attained EEDI and EEXI" was revised. At the MEPC65 held in May 2013, "2013 Guidance on treatment of innovative energy efficiency technologies for calculation and verification of the attained EEDI (MEPC.1/Circ.815)" was approved to incorporate the effect of innovative energy efficiency technologies such as Air Lubrication System, Waste Heat Recovery System for Generation of Electricity and Photovoltaic Power Generation System in the attained EEDI. On the other hand, the effects of Wind Assisted Propulsion System could not be incorporated in the attained EEDI because the methods toSummary of the outcomes of MEPC 76
The seventy-sixth session of the Marine Environment Protection Committee (MEPC 76) was held from 10 to 17 June 2021 as a web conference due to the pandemic of COVID-19. A summary of the discussions and the decisions taken at MEPC 76 is provided as below for your information. 1. Greenhouse Gases (GHG) emission reduction measures Measures to reduce GHG emissions from international shipping have been deliberated at IMO and the Energy Efficiency Design Index (EEDI), the Ship Energy Efficiency Management Plan (SEEMP) and the Data Collection System for fuel oil consumption of ships (DCS) have been introduced so far. Further, the Initial IMO Strategy on reduction of GHG emissions from ships, was adopted at MEPC 72 held in 2018, which includes the emission redStart of the Annual report verification of IMO Data Collection Systems for fuel oil consumption of ships (IMO DCS)
As informed by ClassNK Technical Information No. TEC-1139 and 1187, the Amendments to MARPOL Annex VI entered into force on 1st March 2018 and Data collection system for fuel oil consumption of ships (IMO DCS) is applied to ships of 5,000 gross tonnage and above, for which the Ship Energy Efficiency Management Plan (SEEMP) is required to be retained on board. IMO DCS requires the companies: 1. to collect each ship's fuel consumption data and relevant parameters according to the methodology included in the SEEMP Part II from the calendar year 2019, 2. to aggregate the collected data, and report to the Administration or RO within three(3) months after the end of each calendar year and the data shall be verified by the Administration or RO, 3. in the eIntroduction to the outcomes of MEPC 74
The seventy-fourth session of the Marine Environment Protection Committee (MEPC 74) was held at the IMO in London, U.K. from 13 to 17 May. Since the minutes, resolutions and circulars of the meeting were recently released from the IMO secretaries, a summary of the decisions taken at MEPC 74 is provided as below for your information. 1. Greenhouse Gases (GHG) emission reduction measures GHG emissions from international shipping have been deliberated at IMO, and so far, the Energy Efficiency Design Index (EEDI), the Ship Energy Efficiency Management Plan (SEEMP) and the Data Collection System for fuel oil consumption of ships (DCS) were introduced. Further, at MEPC 72, Initial IMO Strategy on reduction of GHG emissions from ships, which includes emissionGuidance of registration and usage of "ClassNK MRV Portal" for IMO Data Collection Systems for fuel oil consumption of ships (IMO DCS)(Including the case of Company and/or Flag change)
As informed by ClassNK Technical Information No. TEC-1139, the Amendments to MARPOL Annex VI entered into force on 1st March 2018 and Data collection system for fuel oil consumption of ships (IMO DCS) is applied to ships of 5,000 gross tonnage and above, for which the Ship Energy Efficiency Management Plan (SEEMP) is required to be retained on board. IMO DCS requires the companies: 1. to collect each ship's fuel consumption data and relevant parameters according to the methodology included in the SEEMP from the calendar year 2019, 2. to aggregate the collected data, and report to the Administration or RO within three months after the end of each calendar year and the data shall be verified by the Administration or RO, and 3. in the event of the transIntroduction to the outcomes of MEPC 73
The seventy-third session of the Marine Environment Protection Committee (MEPC 73) was held at the IMO in London, U.K. from 22 to 26 October 2018. Since the minutes, resolutions and circulars of the meeting were recently released from the IMO, a summary of the decisions taken at MEPC 73 is provided as below for your information. 1. Greenhouse Gas (GHG) emissions Measures to reduce GHG emissions from international shipping have been deliberated at IMO, and so far, the Energy Efficiency Design Index (EEDI), the Ship Energy Efficiency Management Plan (SEEMP) and the Data Collection System for fuel oil consumption of ships (DCS) was introduced. Further, at MEPC 72, Initial IMO Strategy on reduction of GHG emissions from ships, which included emission objectiAdding Note on Survey Status to ships which is subject to Data collection system for fuel oil consumption of ships (IMO DCS)
As informed by ClassNK Technical Information No.TEC-1139, the Amendments to MARPOL Annex VI entered into force on 1st March 2018 and Data collection systems for fuel oil consumption of ships (IMO DCS) is applied to ships of 5,000 gross tonnage and above, for which the Ship Energy Efficiency Management Plan (SEEMP) is required to be retained on board. IMO DCS requires to retain on board the SEEMP which includes a description of the methodology for data collecting and the reporting processes as "SEEMP Part II" approved by the Administration or Recognized Organisation (RO) and Confirmation of Compliance (COC); - by the date of delivery for ships for which the delivery is placed on or after 1st March 2018 (Newly building ships) - by 31st December 2018 for sVoluntary Experience Building Phase of the IMO Data Collection System for fuel oil consumption for Singapore flagged ships
The Maritime and Port Authority of Singapore (MPA) has issued SHIPPING CIRCULAR No.24 OF 2017 dated on 1 December 2017, encouraging Singapore registered ships of 5,000 gross tonnage and above to join the voluntary experience building phase (VEBP) of the IMO data collection system for fuel oil consumption (IMO DCS), as per attached. 1. Essential points of VEBP of IMO DCS (1) The VEBP is one year start from 1 January 2018. - The VEBP is voluntary exercise. Ship owners, ship managers and operators of Singapore registered ships can decide to participate or not. (2) On or after 1 January 2018, each participating ship needs to collect data specified in Appendix IX of MARPOL ANNEX VI and report the data on a monthly basis by using a standardised data reportData collection system for fuel oil consumption of ships (IMO DCS) required by the amendments to Annex VI of MARPOL 73/78
Amendments to MARPOL Annex VI that make the data collection system for fuel oil consumption of ships mandatory were adopted at 70th session of the Marine Environment Protection Committee (MEPC 70) held in October 2016, and will come into force from 1 March 2018 (IMO Resolution MEPC.278(70)). According to this regulation, for ships of 5,000 gross tonnage and above engaged in international voyage, the data collecting and reporting will be required the from 2019 calendar year. ClassNK will conduct the relevant document review and issuance of the statement of compliance subject to the authorization from Administration. This Technical Information provides general explanations of the requirements on data collection system (hereafter IMO DCS) as well as theThis Technical Information became null and void on 31 Mar 2021.
International Energy Efficiency (IEE) Certificate for Malaysian flagged vessels
The special treatment procedure to issue International Energy Efficiency (IEE) Certificate for the Malaysian flagged vessels by their Shipping Notice (MSN 09/2012) has already been provided in ClassNK Technical Information No. TEC-1038. This Technical Information provides the relevant information since there are slight changes in the procedure for new ships. The said ClassNK Technical Information No. TEC-1038 is thus revoked, accordingly. 1. Instructions specified in paragraph 5 of MSN 09/2012 Marine Department of Malaysia will issue IEEC for compliant ships. Ship owners /managers/operators are required to submit SEEMP of the ship for verification at least 2 (two) weeks before the Intermediate or Renewal survey of IAPP of the ship after 1st January 2013This Technical Information became null and void on 5 Jul 2024.
IACS Procedural Requirement No.38 (Rev.1) in relation to Energy Efficiency Design Index (EEDI)
The relevant information on IACS Procedural Requirement No.38 (hereinafter, PR38) in relation to the EEDI required by Chapter 4 of MARPOL ANNEX VI has already been provided in ClassNK Technical Information No. TEC-0956. Since the amendments to IACS PR38 (Rev.1) have been issued, the Technical Information is revised as described below. The said ClassNK Technical Information No. TEC-0956 is thus revoked, accordingly. A Joint Industry Working Group on the EEDI (JWG/EEDI), formed by IACS and other industries such as shipowners, shipbuilders, research institutes, etc., developed "Industry Guidelines (first version)" to provide details and examples of calculating attained EEDI as well as support the method and role of the verifier in charge of conducting the sSurvey and Certification for EEDI and SEEMP required by the Amendments to ANNEX VI of MARPOL 73/78
For the amendments to MARPOL Annex VI that make the "Energy Efficiency Design Index (EEDI)" and the "Ship Efficiency Management Plan (SEEMP)" mandatory from 1 January 2013, relevant requirements, survey and certification processes have already been provided by ClassNK Technical Information No. TEC-0929 issued on 31 October 2012. At the 66th session of the Marine Environment Protection Committee (MEPC 66) held in April 2014, further amendments to MARPOL Annex VI for adding the certain ship types into the EEDI regulations were adopted (IMO Resolution MEPC.251(66)), and entered into force from 1 September 2015. In addition, for Japanese flagged platforms (including FPSOs and FSUs), drilling rigs and any other ship without means of propulsion, SEEMP is not reqThis Technical Information became null and void on 5 Jul 2024.
Minimum propulsion power requirements to maintain the manoeuvrability of ships in adverse conditions (EEDI related requirements)
Relevant information on the minimum propulsion power requirements applied for the ships to which compliance with an EEDI limit value (required EEDI) is required has already been provided in ClassNK Technical Information No. TEC-1017. Since the guidelines defining this requirement have been amended partly, the Technical Information is revised as described below. The said ClassNK Technical Information No. TEC-1017 is thus revoked, accordingly. 1. Background For ships to which the requirements regarding required EEDI specified in Reg. 21 of MARPOL ANNEX VI apply, the installed propulsion power is not to be less than the propulsion power needed to maintain the manoeuvrability of the ship under adverse conditions as defined in the guidelines developed by theThis Technical Information became null and void on 6 Jul 2016.
International Energy Efficiency (IEE) Certificate for Malaysian flagged vessels
The special treatment procedure to issue International Energy Efficiency (IEE) Certificate for the Malaysian flagged vessels by their Shipping Notice (MSN 09/2012) has already been provided in ClassNK Technical Information No. TEC-0967. This Technical Information provides relevant information on this issue with the addition of procedure for new ships as described below. The said ClassNK Technical Information No. TEC-0967 is thus revoked, accordingly. (Paragraph 5 of MSN 09/2012) Marine Department of Malaysia will issue IEEC for compliant ships. Ship owners /managers/operators are required to submit SEEMP of the ship for verification at least 2 (two) weeks before the Intermediate or Renewal survey of IAPP of the ship after 1st January 2013. New ships shaPreparation, conduct and analysis method of speed trial for EEDI verification
In order to determine the ship's attained EEDI required by MARPOL ANNEX VI, the ship speed in calm sea conditions is to be calculated based on the speed trial results. Since the ISO standard which is prescribed in IMO's guidelines on survey and certification of EEDI as the methods for conduct/analysis of speed trial has been revised recently, this ClassNK Technical Information provides information on the effective date and relevant requirements of the new standard. 1. Background In MEPC 62 held in July 2011, some issues to the existing ISO15016 (2002 edition) were pointed out by European shipowners and research institutes, and IMO urged ISO and ITTC to review the standard. In response to it, ISO and ITTC commenced their collaborative work at WG17 formeThis Technical Information became null and void on 31 Jul 2015.
Minimum propulsion power requirements to maintain the manoeuvrability of ships in adverse conditions (EEDI related requirements)
Relevant information on the minimum propulsion power requirements applied for the ships to which compliance with an EEDI limit value (required EEDI) is required has already been provided in ClassNK Technical Information No. TEC-0954. Since the application of the guidelines defining this requirement has been revised, the Technical Information is revised as described below. The said ClassNK Technical Information No. TEC-0954 is thus revoked, accordingly. 1. Background For ships to which the requirements regarding required EEDI specified in Reg. 21 of MARPOL ANNEX VI apply, the installed propulsion power is not to be less than the propulsion power needed to maintain the manoeuvrability of the ship under adverse conditions as defined in the guidelines develThis Technical Information became null and void on 31 Jul 2015.
International Energy Efficiency (IEE) Certificate for Malaysian flagged vessels
The Marine Department of Malaysia has notified the special treatment procedure to issue International Energy Efficiency (IEE) Certificate for the Malaysian flagged vessels by their Shipping Notice (MSN 09/2012) in relation to the application of requirements of Chapter 4 ANNEX VI of MARPOL 73/78 as excerpted below. (Paragraph 5 of MSN 09/2012) Marine Department of Malaysia will issue IEEC for compliant ships. Ship owners /managers/operators are required to submit SEEMP of the ship for verification at least 2 (two) weeks before the Intermediate or Renewal survey of IAPP of the ship after 1st January 2013. New ships shall submit reports of preliminary and final verification of EEDI verified by an Approved Recognized Organization to Ship Safety Management UnThis Technical Information became null and void on 22 Jun 2016.
IACS Procedural Requirement No.38 (PR38) in relation to Energy Efficiency Design Index (EEDI)
With regard to the Energy Efficiency Design Index (EEDI) required by the revised MARPOL ANNEX VI which entered into force on 1 January 2013, this is information that IACS Procedural Requirement No.38 (hereinafter, PR38) has been established to provide the unified procedures for calculation and verification of the EEDI. 1. Background A Joint Industry Working Group on the EEDI (JWG/EEDI), formed by IACS and other industries such as shipowners, shipbuilders, research institutes, or similar industry based organizations, etc., developed "Industry Guidelines (first version)" to provide details and examples of calculating attained EEDI as well as support the method and role of the verifier in charge of conducting the survey and certification of EEDI in complianThis Technical Information became null and void on 5 Oct 2015.
Application of Amendments to MARPOL ANNEX VI (Regulations on energy efficiency for ships) to ships without means of propulsion
As already advised in ClassNK Technical Information No. TEC-0929, with respect to ships required to keep on board a Ship Energy Efficiency Management Plan (SEEMP), such ships exclude platforms (including FPSOs and FSUs) and drilling rigs in accordance with the IMO unified interpretation. With regard to the above unified interpretation, it was agreed at the 65th session of the Marine Environment Protection Committee (MEPC 65) held in May 2013 that ships without means of propulsion such as barges were also excluded from the ships required to keep on board a SEEMP. Please be advised that, except for Japanese flagged ships*, the above types of ships are not required to have SEEMP and International Energy Efficiency Certificate (IEE Certificate) from now onThis Technical Information became null and void on 26 Dec 2014.
Minimum Propulsion Power required by the Amendments to ANNEX VI of MARPOL 73/78 (EEDI related Requirements)
Amendments to MARPOL ANNEX VI that make the "Energy Efficiency Design Index (EEDI)" and the "Ship Efficiency Management Plan (SEEMP)" mandatory were adopted at the 62nd session of the Marine Environment Protection Committee (MEPC 62) held in July 2011, and came into force from 1 January 2013. Relevant information on the minimum propulsion power requirements applied for the ships to which compliance with an EEDI limit value (required EEDI) is required has already been provided in ClassNK Technical Information No. TEC-0938. Since the guidelines defining this requirement have been revised, the Technical Information is revised as described below. The said ClassNK Technical Information No. TEC-0938 is thus revoked, accordingly. 1. Background For ships to wThis Technical Information became null and void on 25 Jun 2013.
Minimum Propulsion Power required by the Amendments to ANNEX VI of MARPOL 73/78 (EEDI related Requirements)
Amendments to MARPOL ANNEX VI that make the "Energy Efficiency Design Index (EEDI)" and the "Ship Efficiency Management Plan (SEEMP)" mandatory were adopted at the 62nd session of the Marine Environment Protection Committee (MEPC 62) held in July 2011, and will come into force from 1 January 2013. Relevant information on the amendments to MARPOL ANNEX VI has already been provided in ClassNK Technical Information Nos. TEC-0863, TEC-0872 and TEC-0929. This ClassNK Technical Information provides additional information regarding a specific requirement on minimum propulsion power specified in the amendment to MARPOL ANNEX VI. 1. Background For ships to which the requirements regarding required EEDI specified in Reg.21 of MARPOL ANNEX VI apply, the installedThis Technical Information became null and void on 5 Oct 2015.