In May 2012 the Swedish energy company Vattenfall filed a request for arbitration against Germany at the International Centre for the Settlement of Investment Disputes (ICSID), housed at the World Bank in Washington, D.C., because of Germany´s decision to phase out nuclear energy. 2 Vattenfall relies on its rights under the Energy Charter Treaty, an international trade and investment agreement in the energy sector. The German Nuclear Phase-Out Put to the Test in International Investment Arbitration? Background to the new dispute Vattenfall vs Germany is the new paper written by Nathalie Bernasconi-Osterwalder & Rhea Tamara Hoffmann, published by TNI, SOMO and Power Shift.