Comprehensive risk coverage and tailored reinsurance solutions for operators, suppliers and stakeholders in the global nuclear sector.
NIRA brings together a community of trusted members, partners, and experts who share the same mission: ensuring safe, sustainable, and efficient reinsurance for the nuclear and energy sectors.
Our network is built on transparency, technical collaboration, and shared responsibility.







At NIRA, we understand the critical importance of reliability and long-term stability in the reinsurance sector.
Since 1986, we have worked to provide tailored coverage and expertise for the nuclear and energy industries, supporting our members through trust, collaboration, and technical excellence.
Foundation of NIRA Limited
NIRA Limited was established on the Isle of Man to provide machinery breakdown reinsurance for EMANI members in the nuclear sector.
Strategic Investigation
Members initiated a review to relocate NIRA to an EU member state and transform it from a Limited company into a mutual association.
Creation of NIRA Mutual Reinsurance Association
Following shareholder approval, NIRA m.a. was officially established in Luxembourg on December 11th, authorized by the Commissariat aux Assurances.
A Trusted European Mutual
NIRA continues to strengthen its position as a leading mutual reinsurance association dedicated to the nuclear and energy industries.