Rule Amendments for Technical Rules

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Rule Amendments for Technical Rules and Guidance Issued on 20 June 2025

  • A list summarising rule amendments for the Technical Rules and Guidance (Regulations for the Classification and Registry of Ships, Rules for Marine Pollution Prevention Systems, etc.) and each part of the Rules for the Survey and Construction of Steel Ships (Part A, Part B, etc.) can be found here.

Rule Amendments Download Package

 
 
Rule Amendments Download Package
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Hull

Particularly relevant stakeholders
Shipowner
Shipyard
Manufacturer
and Others
Requirements for Lashing Software
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Approval of Container Securing Systems
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Strength of Container Supporting Structures
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Amendment related to Part C of the Rules for Survey and Construction of Steel Ships (2024 Amendment 2)
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Material

Particularly relevant stakeholders
Shipowner
Shipyard
Manufacturer
and Others
Standardisation of Terminology Used for Yield Strength Standards
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Shape of Tensile Test Specimens for Rolled Steel
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Range of Approval of Welding Procedures and Related Specifications
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Machinery

Particularly relevant stakeholders
Shipowner
Shipyard
Manufacturer
and Others
Welding Requirements for Pressure Vessels and Application Requirements for Rolled Stainless Steels
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Addition of Emission Control Areas (Canadian Arctic Area and Norwegian Sea Area)
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Review of the Scope of Preventive Machinery Maintenance Systems
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Equipment

Particularly relevant stakeholders
Shipowner
Shipyard
Manufacturer
and Others
Interpretation of Crowns of Machinery Spaces of Category A
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Life-Saving Appliances
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Safety Measures for Cargo Tanks of Tankers
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Submission of Documents relevant to AFS
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The Ship Recycling Convention
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Name of Coating Inspector Qualification and Name of Material Safety Data Sheet
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Unified Interpretation for Watertight Doors
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Fire Safety Measures for the Vehicle Spaces, Special Category Spaces and Ro-ro Spaces of Ro-ro Passenger Ships and Cargo Ships
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Arrangement of Fixed Fire Detection and Alarm Systems Required for Control Stations in Cargo Ships
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Amendments of IGF Code (MSC.551(108))
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Clarification of the Application of Part GF and Part N
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Electronic Inclinometers
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Application of Polar Code to Small Ships
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Arrangement of Cargo Piping and Gas-freeing Piping for Tankers
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Electrical Installations

Particularly relevant stakeholders
Shipowner
Shipyard
Manufacturer
and Others
Uninterruptible Power System Units and Valve-regulated Sealed Type Lead Acid Batteries
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Requirements for Accumulator Battery Systems
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Inclination Requirements for Ships Carrying Liquefied Gases in Bulk and Ships Carrying Dangerous Chemicals in Bulk
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Precautions against Fire in Cable Installations
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Offshore

Particularly relevant stakeholders
Shipowner
Shipyard
Manufacturer
and Others
Inspection Requirements Regarding the IP Code
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Survey

Particularly relevant stakeholders
Shipowner
Shipyard
Manufacturer
and Others
Performance Tests for Hatch Covers
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Unified Interpretation for MARPOL ANNEX VI (Energy Efficiency for Ships)
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Bunker Delivery Notes for Low-Flashpoint Fuel and Gas Fuel, and Related Regulations
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Electronic Ballast Water Record Book
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Unified Interpretation for Inspections of the Means of Access
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Editorial Correction

 
 
Editorial Correction for Technical Rules and Guidance
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  • The word “omitted” when used in the context of the rule amendments described in the Amendments means that the requirement in question was not amended and is still applicable as before; it does not mean that the requirement is no longer applicable or was deleted.