Ship Classification

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We carry out statutory design appraisal, survey and certification on behalf of flag administrations when authorized by the Governments of such states which are parties to various International Codes and Conventions.

IRClass is at present authorized by 35 Flag Administrations to act as Recognized Organization (RO) on their behalf and is recognized by European Union.

The Defence Division of IRClass provides focus on the requirements of Defence and Para Military Forces and is the single point of contact for all Defence Agencies and Defence Industry for Classification, Certification and Consultancy services. The team has a vast pool of experience and expertise provided by multidisciplinary marine professionals.

Types and Works Approval from IRCLASS demonstrates that your product conforms to recognised industry quality standards, International Conventions and/or the IRS Rules, through a process of independent design review,sample testing and verification of production controls.

Research and Rule development are the backbone of the all our activities at IRCLASS. Our research is aimed at

  • Acquiring in-depth knowledge of the relevant issues.
  • Improving quality and safety in Marine Industry and protection of the marine environment.
  • Providing professional services at par with International benchmark.

Our major areas of the research are Hydrodynamics, Ship Structures, Vibration and Noise, Corrosion, Fatigue , Energy Efficiency, Infomation technology Onboard.

IRCLASS conducts  training courses on various  topics such as ship classification, ISM Internal and lead auditor’s course, Ship security Officer’s course, Company Security Officer’s Course, Port Facility Security Officer’s Course, Maritime Security Officer’s Course, Maritime Labor convention(MLC2006), Welding and Welding Process and NDT and Quality Management Systems.

Maintenance of IRS classification is issued by the system of periodic surveys to ensure continued compliance with IRS rules.

These include various design appraisals, surveys of Hull & Machinery and Certification on a continuing basis.


Existing ships not built under IRS supervision are also classed after ensuring confirmation with IRS rules.

Our marine advisory group works proactively to create a smooth sailing for our clients through identifying and eliminating constraints. We offer following services:

  • Condition Assessment and improvement
  • Marine project management
  • Noise and vibration analysis for ships
  • Thermographic analysis
  • Advanced Hydrodynamic analysis
  • Preparation of plans and procedures
  • Advisory on regulatory matters
  • Energy audit
  • Risk assessment audit

Service Request Forms

Existing Ships- Class Entry / Change of Flag

Request For The Classification And /or Change Of Flag Survey Of An Existing Ship/vessel

Online Form

Modification / Conversion / Change of Class Notation survey

Undertake Survey during Modification / Conversion/ Change of class notation* and issue Certificates with appropriate Notation.

Download Form

Periodical, Misc. Survey and Marine Component Certification

Initiate the classification process / component certification by presenting a duly Signed Request Form.

Online Form

Plan Approval - Existing Ships

SRF Plan Approval (Existing Ships)

Online Form

Class Compliance Certification

Service Request for Class Compliance Certification for New Construction 

Download Form

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