A final ruling by the International Tribunal of the Law of the Sea (ITLOS) determined a definitive maritime border between Ghana and Cote d’Ivoire. The decision is a win for Ghana and ends years of uncertainty for the deepwater TEN project. We assess the implications on the affected upstream projects. When will drilling resume on TEN and what is the production outlook? What is next for Hess’ neighbouring Deepwater Tano Cape Three Points Block in Ghana?