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Naval sector

Keeping the world's leading navies ready, today and tomorrow

Independent naval assurance, advisory and certification, with 150 years' experience of shaping what comes next.

400+

naval vessels built to LR Class

190

vessels built to LR's Naval Ship Rules

19

navies represented across Naval Ship Rules vessels

13

navies currently represented in Class

Naval expertise

Navies are adapting to the most significant changes in a generation, as shifting geopolitical conditions combine with emergent digital technologies.

Those navies that can adapt, harnessing their existing assets while integrating autonomy, artificial intelligence and enhanced connectivity, will be primed to succeed in this new era.

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Naval Segment lead, Lloyd’s Register — portrait to be supplied
Speak to a naval specialist

Your trusted force multiplier

We don’t just certify — we advise, anticipate and adapt alongside you.

Naval success is no longer measured by the size of your fleet, but by how it is deployed. LR helps deliver enhanced operational readiness and projection, guiding you from the crewed fleet of today to the autonomous systems of tomorrow.

  • LR's

    LR's credentials

    Present at the forefront of every significant naval shift for over 150 years, tested in every naval environment and grounded in structural independence. LR was the first classification society to publish dedicated Naval Ship Rules, refined continuously over 25 years across a diverse range of vessel types and leading navies.

  • Global

    Global reach, local delivery

    Over the last 30 years, more than 400 naval vessels have been built to LR Class, including 190 to LR's Naval Ship Rules across 19 navies. More than 100 vessels are maintained in Class today across 13 navies, including the Royal Navy, Royal Australian Navy and Royal Canadian Navy.

  • Why

    Why LR Naval?

    That long history of standard-setting informs not only established programmes, but also the emerging assurance frameworks being developed for autonomous systems and hybrid fleet operations.

Vessel types

Explore naval vessel types

Start from the platform you are designing, building, operating or retiring.

  • Crewed Vessels

    Crewed Vessels

    Independent technical assurance and certification for crewed surface vessels, where every failure path ultimately leads back to people.

    Explore Crewed Vessels
  • Small Boats

    Small Boats

    Certification and through-life assurance for manned boats under 24 metres, against recognised commercial and government codes.

    Explore Small Boats
  • Autonomous Systems

    Autonomous Systems

    Assurance and advisory supporting the selection, certification and fleet integration of unmanned marine systems.

    Explore Autonomous Systems
  • Submarines

    Submarines

    Independent assurance across the submarine lifecycle, from design and build through operation, refit and life extension.

    Explore Submarines

Solutions — capabilities across the lifecycle

Solutions — capabilities across the lifecycle

Solutions are the naval-sector capabilities that support programmes and assets at every stage, from new construction through to decommissioning.

  • New Construction

    New Construction

    Independent technical assurance throughout the newbuild, providing evidence of compliance from design through to commissioning and acceptance.

    Explore New Construction
  • In-Service

    In-Service

    Supporting repairs, modifications and upgrades with independent technical assurance throughout a platform's operational life.

    Explore In-Service
  • Decommissioning

    Decommissioning

    Independent assurance and certification supporting the safe decommissioning and disposal of naval assets.

    Explore Decommissioning
  • Supply Chain

    Supply Chain

    Establishing clear technical requirements and providing assurance across complex naval supply chains.

    Explore Supply Chain
  • Asset Life Extension

    Asset Life Extension

    Engineering assessments that help navies understand asset condition and make informed life-extension decisions.

    Explore Asset Life Extension
  • Training

    Training

    Building shared understanding of naval standards, assurance requirements and their practical application throughout the platform lifecycle.

    Explore Training