Guidelines

Guidelines on Lifting Appliances, December 2023 (Effective 01 July 2024) 

Guidelines on Use of Biofuels on Ships, December 2023 

Guidelines on Underwater Radiated Noise and Measurements, July 2023

 Guidelines on Biofouling Management, December 2022

 Guidelines on Ammonia Fueled Vessels, December 2022

Guidelines on Approval of High Manganese Austenitic Steel for Cryogenic Service, September 2022

Guidelines on Welding Procedure Qualification Tests of Aluminium Alloys for Hull Construction and Marine Structures, September 2022

   Guidelines on Vessels with Fuel Cell Power Installations (Provisional), Revision 1, September 2022

 Guidelines on Qualification Scheme for Welders of Aluminium Alloys, July 2022

Guidelines on Construction and Classification of Fixed Offshore Wind Turbine Installations (Provisional), July 2022

Guidelines on Continuous Surveys of Machinery, March 2022

Guidelines on Remotely Operated Vessels and Autonomous Surface Vessels, Revision 1, December 2022

Guidelines on Identification of Vibration Issues and Recommended Remedial Measures on Ships, July 2021

Guidelines on Hull Structure of Thermoplastic Vessels (Provisional), July 2021

Guidelines on Remote Surveys, Revision 2, December 2022

Guidelines on Fatigue Design Assessment of Ship Structures – 2021

Guidelines on Structural Assessment of Ships carrying Asphalt in Independent Cargo - Tanks - 2020

Guidelines on Application of Direct Sea‐keeping Loads in Structural Analysis of Ships - 2020

Guidelines on Structural Assessment of Ships based on Finite Element Method- 2020

Guidelines on Hull Design & Construction including Containment System for Liquefied Natural Gas Carriers – Membrane Type Tanks - 2020

 Guidelines on High Voltage Shore Connection Systems for Ships -2020

 Guidelines on Spectral Fatigue Analysis of Ship Structures - 2020

Guidelines on Battery Powered Vessels - 2019

 Guidelines on Alternative and Risk Based Design Evaluation - 2019

 Guidelines on Certification of Software for Computer Based Control Systems - 2019

 Guidelines on Methanol Fueled Vessels - Revision 03 - December 2021

 Guidelines on Maritime Cyber Safety 2018

Cyber Safety Guidelines for land based installations can be provided upon request. Kindly send an email to rules_development@irclass.org to get a copy of the same.

 Guidelines on Ballast Water Management 2018

 Guidelines on Operational Assessment of Polar Ships 2017