In a recent development, the Indian Register of Shipping’s (IRS) rules for the construction and classification of the Indian naval ships – 2023 were released. It includes the latest International Maritime Organisation/International Association of Classification Societies requirements, as well as rule requirements for military design features. Moreover, rule-related requirements for the technological advancements currently being incorporated in naval ship designs have been expanded to include materials, structures, propulsion and other engineering systems, integrated electronics and safety systems.