Article 2U.K.
1.Member States retain the right to determine the areas within their territory to be made available for the exercise of the activities of prospecting, exploring for and producing hydrocarbons.
2.Whenever an area is made available for the exercise of the activities set out in paragraph 1, Member States shall ensure that there is no discrimination between entities as regards access to and exercise of these activities.
However, Member States may refuse, on grounds of national security, to allow access to and exercise of these activities to any entity which is effectively controlled by third countries or third country nationals.