What kind of fuel are you using onboard, VLSFO?
Short answer
| Area | Sulphur Limit | Regulation |
|---|---|---|
| Global | 0.50% m/m | MARPOL Annex VI Reg 14 |
| Emission Control Area | 0.10% m/m | MARPOL Annex VI Reg 14 |
- Fuel type: Very Low Sulphur Fuel Oil (VLSFO)
- Global sulphur limit: 0.50% m/m under MARPOL Annex VI Regulation 14
- ECA sulphur limit: 0.10% m/m under MARPOL Annex VI Regulation 14
- BDN retention: 3 years under MARPOL Annex VI Regulation 18 §6
- Sample retention: at least 12 months under MARPOL Annex VI Regulation 18 §8.1
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 I section of the Marine One forum, open to members enrolled for the MEO Class I exam.