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Operational guide · Operational procedure

Ship Risk Profile and New Inspection Regime (NIR)

Under the Paris MoU, Ship Risk Profile governs selection and inspection windows; a more detailed inspection requires clear grounds and one detention does not automatically make a ship High Risk.

Paris MoUShip Risk ProfileNIRTHETIS

Operational Explanation

SRP and NIR determine selection, Priority I/II, periodic window and any expanded inspection in prescribed cases. Clear grounds arising in the initial inspection open a more detailed inspection. Detention follows assessment of deficiencies, not the profile itself.

Regulatory Reference

Paris MoU, Annex 7 (and the equivalent Tokyo MOU regime): defines the criteria for calculating the Ship Risk Profile and the resulting inspection intervals — HRS: 5-6 months from the last inspection; SRS: 10-12 months; LRS: 24-36 months. The flag/RO performance lists feeding the calculation are updated annually by the Paris MoU Committee based on the rolling three-year period of inspections and detentions; the 2026 edition (2023-2025 data) is in use from 1 July 2026 to 6 July 2027.

For a ship calling at Union ports, however, the Memorandum is not the source: it is the instrument through which twenty-seven Member States implement a binding act. That act is Directive 2009/16/EC of 23 April 2009 on port State control (Recast). It matters directly because it is transposed into each Member State's national law: before an Italian, Spanish or Greek court you invoke the transposing provision of the Directive, not Annex 7 of the Paris MoU.

The Directive builds the risk profile in the same terms this page describes, but with the text that counts. Annex I treats as higher risk, by type, “Passenger ships, bulk carriers, oil tankers, gas carriers, NLS tankers or chemical tankers”; by age, “Ships of more than 12 years old”; and by history, “Ships which have been detained more than once”. The threshold is numerical: high risk ships are those “which meet criteria to a total value of 5 or more weighting points”, while low risk ships are those meeting all the low-risk criteria — an «and», not an «or».

The inspection obligation is the Directive's too, not the MoU's: Article 5(2) requires each Member State to inspect all Priority I ships calling at its ports, and to reach annually a share of the total inspections to be carried out “within the Community and the Paris MOU region”. That is where the inspection pressure a ship feels comes from, and the reason intervals run from the last inspection in any Union or Paris MoU port, not only in the port State concerned.

Watch an amendment already adopted but not yet operative. Directive (EU) 2024/3099 of 27 November 2024 amends 2009/16/EC and entered into force on 5 January 2025; the consolidated text on EUR-Lex already incorporates it. But its Article 2 sets transposition at 6 July 2027: until then the old regime binds. Among the changes, the environmental parameters of the risk profile will also invoke the Hong Kong Convention, and inspections exceeding a Member State's annual commitment by 20% or more will no longer count towards Paris MoU commitments. Anyone reading the consolidated text today without checking the transposition date believes a regime applicable that is not yet.

Scope of Application

Every ship calling at a port of a Paris MoU or Tokyo MOU member State; the profile can be consulted by the Company through the THETIS information system.

Procedure / How to Complete It

  1. Calculate the profile from all current weighted factors.
  2. Use profile and NIR for priority and window.
  3. During the initial inspection distinguish any clear grounds.
  4. Open a more detailed inspection only on objective evidence, then assess deficiencies.

Practical Example

A detention removes the Low Risk clean-history condition and may affect Company Performance. It does not alone make the ship High Risk: HRS follows the total weighted score, including the criterion for more than one detention in the preceding 36 months.

What Typically Goes Wrong

Companies with several fleet ships involved in detentions over the last 36 months see the Company Performance parameter worsen even for individually compliant ships, increasing the inspection frequency of the entire fleet: a direct incentive to treat compliance as a collective Company responsibility, not just that of the individual ship.

Common Mistakes Mistake Library

MistakeConsequenceHow to avoid it
No monitoring of the Ship Risk Profile by the CompanyLearning the risk level only at the moment of selection for inspection comes as a surprisePeriodically check the profile through the relevant MOU's information system
Underestimating the fleet-wide impact of the Company Performance parameterA detention on one ship increases the probability of inspection across the whole fleetTreat every detention as a fleet-wide event, not isolated to the single ship
No reinforced preventive action when the profile worsens towards High RiskMore frequent, more thorough inspections catch the ship unpreparedIntensify pre-PSC preparation as soon as the profile worsens

What the PSCO Checks

The profile guides selection, periodicity and any expanded inspection; it does not automatically assign a more detailed inspection. That requires clear grounds found during the initial inspection.

Operational Tips

Preparation checklist

Educational checklist. This summary supports learning and preparation only. It does not replace the vessel’s approved procedures, manuals, statutory documents, company SMS, or applicable official requirements. Completing it demonstrates neither compliance nor readiness for an inspection: it shows that a list has been read, not that the ship is in order. Always verify the current documents carried on board.

FAQ

Does one detention immediately mean HRS and 5–6 month inspections?
No. It may remove LRS and affect Company Performance, but HRS requires the prescribed total score.
Does the profile determine a more detailed inspection?
No. Clear grounds from the initial inspection are required.

Related Topics

Last substantive revision of this page: 31 August 2026 · page fingerprint 4de49317dc55