Resolution 621 (1988) of 20 September 1988
The Security Council,
Having heard a report by the Secretary-General of the United Nations on his mission of good offices, pursued
jointly with the current Chairman of the Assembly of Heads of State and Government of the Organization of
African Unity, in conformity with General Assembly resolution 40/50
of 2 December 1985, with a view to settling the question of Western Sahara,
Taking note of the agreement in principle given by the Kingdom of Morocco and the Frente Popular para la
Liberación de Saguia el-Hamra y de Rio de Oro on 30 August 1988 to the joint proposals of the Secretary-General
and the current Chairman of the Organization of African Unity,
Anxious to support these efforts with a view to the holding of a referendum for self-determination of the people
of Western Sahara, organized and supervised by the United Nations in co-operation with the Organization of
1. Decides to authorize the Secretary-General to appoint a special representative for Western Sahara;
2. Requests the Secretary-General to transmit to it as soon as possible a report on the holding of a referendum
for self-determination of the people of Western Sahara and on ways and means to ensure the organization and
supervision of such a referendum by the United Nations in co-operation with the Organization of African Unity.
Adopted unanimously at the 2826th meeting.