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Documentation Index

Fetch the complete documentation index at: https://docs.appliedaifoundation.org/llms.txt

Use this file to discover all available pages before exploring further.

What it is

EU MRV (Monitoring, Reporting, Verification) is the EU’s data-collection regime for maritime CO₂ — the prerequisite to EU ETS. Operators submit verified voyage-level emissions data through the EC’s THETIS-MRV system every year.

Who it applies to

Ships 5,000 GT and above on voyages calling EU/EEA ports — Regulation (EU) 2015/757.

What gets reported

For every voyage in the reporting year:
  • Departure and arrival ports (with UN/LOCODE)
  • Distance travelled
  • Time at sea, time at port
  • CO₂ emissions broken down by voyage segment
  • Fuel consumption by type (HFO, VLSFO, LFO, MDO, MGO, LNG, methanol, biofuel)
  • Cargo carried
  • Voyage classification (intra-EU, into-EU, out-of-EU, non-EU)
Plus annual roll-ups: total CO₂, total distance, total fuel by type, and data-quality indicators (record count, completeness).

What the platform calculates

The platform uses the same VoyageSegmentService that powers the EU ETS and vessel-detail pages. That means MRV report figures match what you see in the dashboard, voyage-by-voyage, with no separate “report-time” recalculation. For each voyage segment the report includes:
  • Segment ID (e.g. 99W-1, 99W-2 for repeated voyage numbers)
  • Start/end timestamps
  • Departure and arrival ports + UN/LOCODE
  • Voyage type (INTRA_EU / INTO_EU / OUT_OF_EU / NON_EU)
  • Total CO₂ for the segment
  • Total distance for the segment
  • Fuel-mix breakdown for the segment
  • Record count (data-quality flag)

Output

A JSON-format EU MRV report at /api/reports/eu-mrv/[imo]?year=YYYY, plus a downloadable PDF version from the Reports hub. The data structure is THETIS-MRV-compatible.
EU MRV report card

Deadline

31 March of each year, for the previous calendar year, submitted via THETIS-MRV.

Reference

Primary regulation

Submission

Industry guidance