The Regional Office is primarily responsible for maintaining continuous liaison with the States to which it is accredited and with appropriate organizations, regional civil aviation bodies and UN Agencies and programmes. The Regional Office ensures interregional coordination and promotes the timely and harmonized implementation of ICAO Strategic Objectives, policies and decisions. The Regional Office also provides technical guidance and assists States with implementation of ICAO Standards and Recommended Practices (SARPS). The incumbent reports directly to the Deputy Regional Director with whom S/He consults on complex implementation support issues. S/He also coordinates with the Capacity, Development, and Implementation Bureau-(CDI) on implementation support matters, and with the Air Transport Bureau on matters related to economic analysis and policy. The Regional Officer, AT/IS has responsibility for distributing work related to air transport and technical assistance to the support staff in the Regional Office for action.