Checklist 1 March 2026· 6 min read

Maritime Compliance Checklist 2026:
All Regulations for Nordic & EU Fleets

A complete overview of mandatory reporting, monitoring, and certification requirements for commercial vessels operating in EU and Norwegian waters in 2026.

Regulations at a glance

RegulationThresholdDeadlineStatus
EU Monitoring, Reporting & Verification
≥ 5,000 GT30 April (verified annual report)MANDATORY
IMO DCS
IMO Data Collection System
≥ 5,000 GT31 March (via flag state)MANDATORY
Carbon Intensity Indicator
≥ 5,000 GTAnnual — reported in SEEMPMANDATORY
EU Emissions Trading System
≥ 5,000 GT30 Sept (surrender EUAs for prior year)MANDATORY
FuelEU Maritime
FuelEU Maritime Regulation
≥ 5,000 GTAnnual — GHG intensity targetMANDATORY
SafeSeaNet Norway NOA/NOD
≥ 300 GT (or dangerous goods)NOA: 24h advance · NOD: 3h advanceMANDATORY
ISM
International Safety Management Code
≥ 500 GT (cargo) / all passenger shipsOngoing — DOC / SMC certificatesMANDATORY
ISPS
International Ship & Port Facility Security Code
≥ 500 GT (cargo) / all passenger shipsOngoing — ISSC certificatesMANDATORY
Norway Digitoll
Norwegian Customs Digital Reporting
All goods from outside EEAMandatory from September 2026ROADMAP

Key annual deadlines

January
  • Begin monitoring for new reporting year (EU MRV, IMO DCS, CII)
  • FuelEU Maritime GHG intensity monitoring starts
31 March
  • Draft EU MRV annual report due to verifier
  • IMO DCS annual submission via flag state (varies by flag)
30 April
  • Verified EU MRV annual emissions report submitted to THETIS-MRV
30 September
  • Surrender EU ETS allowances (EUAs) for prior year covered emissions
31 December
  • End of monitoring year (EU MRV, IMO DCS, CII, FuelEU Maritime)
September 2026
  • Norway Digitoll mandatory — electronic pre-arrival customs declarations

Regulation details

EU MRV

EU Monitoring, Reporting & Verification · Regulation (EU) 2015/757

MANDATORY
Threshold: ≥ 5,000 GT
Scope: Voyages to/from EU/EEA ports
Deadline: 30 April (verified annual report)
Responsible: Shipping company
Full guide

IMO DCS

IMO Data Collection System · MARPOL Annex VI Reg. 22A

MANDATORY
Threshold: ≥ 5,000 GT
Scope: All international voyages
Deadline: 31 March (via flag state)
Responsible: Shipping company

CII Rating

Carbon Intensity Indicator · MARPOL Annex VI Reg. 28

MANDATORY
Threshold: ≥ 5,000 GT
Scope: International voyages
Deadline: Annual — reported in SEEMP
Responsible: Shipping company
Full guide

EU ETS

EU Emissions Trading System · Directive 2003/87/EC (amended)

MANDATORY
Threshold: ≥ 5,000 GT
Scope: EU voyages (100% intra-EU, 50% extra-EU)
Deadline: 30 Sept (surrender EUAs for prior year)
Responsible: Shipping company
Full guide

FuelEU Maritime

FuelEU Maritime Regulation · Regulation (EU) 2023/1805

MANDATORY
Threshold: ≥ 5,000 GT
Scope: EU ports, in force from Jan 2025
Deadline: Annual — GHG intensity target
Responsible: Shipping company

SafeSeaNet NO

SafeSeaNet Norway NOA/NOD · Havne- og farvannsloven

MANDATORY
Threshold: ≥ 300 GT (or dangerous goods)
Scope: All calls at Norwegian ports
Deadline: NOA: 24h advance · NOD: 3h advance
Responsible: Master / agent
Full guide

ISM

International Safety Management Code · SOLAS Ch. IX

MANDATORY
Threshold: ≥ 500 GT (cargo) / all passenger ships
Scope: International voyages
Deadline: Ongoing — DOC / SMC certificates
Responsible: Company / master

ISPS

International Ship & Port Facility Security Code · SOLAS Ch. XI-2

MANDATORY
Threshold: ≥ 500 GT (cargo) / all passenger ships
Scope: International voyages
Deadline: Ongoing — ISSC certificates
Responsible: Company security officer

Norway Digitoll

Norwegian Customs Digital Reporting · Tolletatens krav

ROADMAP
Threshold: All goods from outside EEA
Scope: Norwegian ports
Deadline: Mandatory from September 2026
Responsible: Importer / carrier

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