Nuclear energy
Includes guidance and policy for companies building nuclear energy infrastructure under the Regulated Asset Base (RAB) model.
We are the economic regulator for the nuclear energy sector.
We regulate companies that the Department for Energy Security and Net Zero (DESNZ) has designated to be licensed to implement a nuclear project under the Regulated Asset Base (RAB) financial model.
Currently the only designated company is the NNB Generation Company (Sizewell C).
Contact us
If you have any questions about what we do, email NuclearRAB@ofgem.gov.uk.
Nuclear energy publications
Includes licensing guidance, policy, news and insights.