Free
Maritime Regulations, Explained
EU MRV, IMO DCS, CII, EU ETS and FuelEU Maritime — five regulations, one storyline: first they measured shipping's emissions, then they graded them, then they priced them, and now they are changing the fuel itself.
- Lessons
- 5
- Time
- about 45 minutes
- Who it's for
- Operators, technical managers and commercial teams who need the regulatory landscape as one coherent picture rather than five separate acronyms.
- Assumed knowledge
- None. The Road to Efficiency pairs well — every regulation here runs on reported vessel data.
Shipping's emissions regulations arrived in waves, and taken one acronym at a time they can seem like bureaucratic scattershot. Taken together they tell a single, deliberate story.
First, measurement: the EU's MRV regime and the IMO's Data Collection System made every large vessel's fuel consumption a verified, reported fact. Then, rating: the Carbon Intensity Indicator turned those reported facts into an annual A-to-E grade with commercial teeth. Then, pricing: the EU brought shipping into its Emissions Trading System, attaching a carbon invoice to the same verified tonnes. And now, transformation: FuelEU Maritime regulates the greenhouse-gas intensity of the energy itself, tightening decade by decade until conventional fuel can no longer comply.
Each lesson covers one regulation: who it applies to, how it works, what it costs, and what it demands of a fleet's data. The thresholds, dates and formulas are the ones in force as of early 2026 — with the practical details drawn from the class societies' own guidance to operators.
One theme runs through all five lessons, and it is the reason this course lives beside The Road to Efficiency: every one of these regimes runs on data your vessels report. The fleet that measures well complies cheaply; the fleet that measures badly pays for it in allowances, penalties and ratings.