1 Introduction
Clasification Society 2024 - Version 9.40
Statutory Documents - IMO Publications and Documents - Circulars - Marine Environment Protection Committee - MEPC/Circular.471 – Interim Guidelines for Voluntary Ship CO2 Emission Indexing for Use in Trials – (29 July 2005) - Annex - Interim Guidelines for Voluntary Ship CO2 Emission Indexing for Use in Trials - 1 Introduction

1 Introduction

 In 1997 IMO adopted a resolution on CO2 emissions from shipsfootnote. This resolution invites the Marine Environment Protection Committee (MEPC) to consider what CO2 reduction strategies would be feasible for ships.

IMO Assembly further adopted resolution A.963(23) on IMO policies and practices related to the reduction of greenhouse gas emissions from ships, which requests the MEPC to develop a greenhouse gas emission index for ships, and guidelines for application of that index.

This document constitutes the guidelines for the application of an IMO CO2 emissions index for ships. It sets out:

  • what the objectives of the IMO CO2 emissions index are,
  • how a ship's CO2 performance should be measured, and
  • how the index could be used to promote low-emission shipping, in order to help limit the impact of shipping on global climate change.

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