Under federal authority, responsibilities include foreign affairs, security and defense, nationality and immigration issues, education, public health, currency, postal, telephone and other communications services, air traffic control, licensing of aircraft, labour relations, banking, delimitation of territorial waters and extradition of criminals. Issues excluded from Articles 120 and 121 of the Constitution are to be under the jurisdiction of respective Emirates and are reaffirmed by Article 116 which states that: ‘the Emirates shall exercise all powers not assigned to the federation by this Constitution’. This is further reiterated by Article 122, which stated that ‘the Emirates shall have jurisdiction in all matters not assigned to the exclusive jurisdiction of the federation, in accordance with the provision of the preceding two Articles’.