Price development of naval ships has forced the industry to search for smarter solutions. Until recently this was not possible because the rule based approach demanded the use of maritime Eletromagnetic Compatibility Standards (EMC) that focused on equipment level. With the new Lloyd’s Naval Register EMC Rules (Register, 2016), a modern risk-based approach can be followed. This enables the use of commercial Off-the-Shelf (COTS) equipment, which is more cost-effective than dedicated maritime equipment, by using the ship’s structure and the installation as protection. This paper explains how these new Lloyd’s Naval EMC rules can be applied for modern naval shipbuilding.La evolución de precios de los buques navales ha obligado a la industria a...