General Convention on privileges and immunities of the ECOWAS 

The Convention defines the regime of privileges and immunities of the Economic Community of the Organization of West African States.

Community Officials have the same privileges and immunities as diplomatic persons at the headquarters of the Community and at the headquarters of the Fund as well as in all Member States. Consequently, Member States undertake to give the same recognition and facilities to the Executive Secretary of the Executive Secretariat and the Managing Director of the Fund as are given to Heads of Diplomatic Missions

Community officials enjoy immunity from criminal jurisdiction and from civil and administrative justice
in all the Member Stales, except in the case of:(i) i real action concerning private immovable property situated in the territory of a Member State, unless he holds it on behalf of the Community for the purposes of the
Executive Secretariat or the Fund or any other institution of the Community. ii) an action relating to succession in which the official is involved as executor, administrator, heir or legatee as a private person and not on behalf of the Community or any of its institutions (iii) an action relating to any professional or commercial activity exercised by the
official in the Member State outside his official functions.

Experts (other than officials performing missions for the Community) shall be accorded such privileges and immunities as are necessary for the independent exercise of their functions during the period of their missions, including the time spent on journeys in connection with their missions.