Waste Management

France Confirms Latest Cost Estimate Of €37 Billion For Cigéo Nuclear Repository

By David Dalton
13 April 2026

Regulator ASNR continuing review of construction licence application

France Confirms Latest Cost Estimate Of €37 Billion For Cigéo Nuclear Repository
A rendering of Cigéo, which is planned to be France’s centralised facility for long-term storage of high-level radioactive waste from nuclear power plants and other reactor facilities. Courtesy Andra.
A ministerial decree published in France has confirmed the latest cost estimate of the planned Cigéo deep geologic spent nuclear fuel repository at €33.4bn ($39bn) – €37bn including taxes – of which €9.7bn is for initial construction.

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