What are IMO’s short-term measures for controlling ship GHG emissions, how do they take effect and to which ships do they apply, what documents must be carried, and what is SEEMP Part III with its con
Short answer
- Short-term measures: EEXI, CII, SEEMP Part III
- EEXI: one-off design-based index, grams CO₂ per tonne-mile, attained ≤ required EEXI
- CII: annual operational index, CO₂ per transport work, rated A–E, tightens yearly
- SEEMP Part III: CII implementation plan within SEEMP
- Effective dates: EEXI verification at first renewal survey on/after 1 Jan 2023, CII annual from 2023
- Applicability: ships ≥ 5,000 gross tonnage, international voyages, MARPOL Annex VI reg 21
- Documents: EEXI Technical File, SEEMP Part III, DCS Statement of Compliance
- SEEMP Part III contents: CII calculation methodology, self-evaluation/improvement process, corrective action plan for D×3 or E, data collection/verification/reporting procedures
- Officer’s role: verify fuel/distance data, follow SEEMP Part III, report non-conformities, maintain DCS/EEXI records
Full answer
The full answer explains each point step by step, with the regulations and figures behind it and the discussion from other candidates. It is in the MEO Class IV section of the Marine One forum, open to members enrolled for the MEO Class IV exam.