1. CII Calculator
A. The porpuse of this web application is to assist masters, seafarers, shipowners, ship operators and any other interested parties for compliance with MARPOL ANNEX VI Regulation 23 / 25.
B. Before taking action we strongly recommend readying through the following regulations which can be found on Dromon Bureau of Shipping CII Calculator About page.
- IMO Guidelines
Final draft, Resolution MEPC.346(78) – 2022 Guidelines for the Development of a SEEMP
Final draft, Resolution MEPC.347(78) – Guidelines for the Verification and Company Audits by the Administration of SEEMP Part III
Final draft, Resolution MEPC.348(78) – 2022 Guidelines for Administration Verification of Ship Fuel Oil Consumption Data and Operational Carbon Intensity
Final draft, Resolution MEPC.352(78) – 2022 Guidelines on Operational Carbon Intensity Indicators and the Calculation Methods (CII Guidelines, G1)
Final draft, Resolution MEPC.353(78) – 2022 Guidelines on the Reference Lines for Use with Operational Carbon Intensity Indicators (CII Reference Lines Guidelines, G2)
Final draft, Resolution MEPC.354(78) – 2022 Guidelines on the Operational Carbon Intensity Rating of Ships (CII Rating Guidelines, G4)
Final draft, Resolution MEPC.355(78) – 2022 Interim Guidelines on Correction Factors and Voyage Adjustments for CII Calculations (CII Guidelines, G5)
C. For CII Certification please Contact Dromon Bureau of Shipping.
Deadweight at summer load line draught [t]:
Date and time of Calculation: 29/11/2023 02:34 (GMT+3)
Required CII |
Attained CII |
Adjusted CII (approx.) |
This document cannot be used as evidence for compliance with MARPOL ANNEX VI Regulation 23 / 25.