Cernavodă 2030
Financing, retubing and supply-chain risk in the life extension of Romania’s strategic nuclear asset
On 15 July 2026 the Board of the European Investment Bank approved a loan of €800 million for the refurbishment of Cernavodă Unit 1, a decision the promoter announced the following day. Set against the bank’s own approximate total project cost of €3,200 million and against the €540 million already signed for the preliminary phase with a banking syndicate in September 2025, the approval covers roughly a quarter of the disclosed cost universe and represents the second, larger tranche of a two-phase external financing plan. Unit 1 is no longer simply an ageing reactor approaching the end of its first design life. It is a multi-year public-finance, regulatory and industrial programme whose outcome will shape Romania’s electricity adequacy, its low-carbon baseload profile, and the continuity of a specialised CANDU supply chain that now stretches across Romania, Canada, South Korea, Italy and France. The structural constraint is that the date on which the unit must be taken offline is fixed not by a calendar but by an accumulated quantity of licensed operation, while the readiness of the works that must follow that date depends on a narrow set of qualified suppliers, a licensed waste path and a workforce that cannot be procured at short notice. The approval lowers financing uncertainty at programme level. It does not answer the question of whether the financing, regulatory and industrial timelines can be brought into alignment before the outage window opens.
The sections that follow examine that alignment in four parts. The first sets out the strategic role and institutional demand behind the programme, working from the IAEA country profile for Romania, the IAEA’s Pre-SALTO long-term operation review of March 2024, the shareholder decisions disclosed by Nuclearelectrica, and the ownership structure recorded in the company’s regulated filings. The second traces the legal sequence and the financing structure through the Espoo transboundary notification lodged by the Ministry of Environment, Waters and Forests, CNCAN’s conclusions on the renewal of the Unit 1 operating authorisation, the European Commission’s State aid file, and the European Investment Bank’s project summary sheet. The third examines industrial structure and retubing execution against the IAEA’s compilation of refurbishment best practice, the CNCAN nuclear safety report for the Unit 5 waste store, and the contract disclosures of the Canadian Commercial Corporation, AtkinsRéalis and Ansaldo Energia. The fourth sets out the decision-relevant implications for public authorities, corporate strategy, capital providers and the Romanian state. This report does not value Nuclearelectrica, does not assess the merits of the aid package before the Commission, and does not forecast whether the 2030 date will be met.