Council Decision of 13 December 2013 amending Decision 2007/198/Euratom established the European Joint Undertaking for ITER and the Development of Fusion Energy.

International Thermonuclear Experimental Reactor

ITER (originally an acronym of International Thermonuclear Experimental Reactor) is an international collaborative project (EU, US, China, Japan, India Russia, South Korea) to demonstrate the potential of nuclear fusion as an energy source.

It is one of the world’s most ambitious research endeavours. Its results could dramatically change the world’s energy landscape opening the way to a safe, affordable, inexhaustible and CO2-free source of energy.


The financial envelope for this programme is € 2 985,62 million (current prices).

More details

Additional information are available on the Research and Innovation website.