The Association shall have a permanent Board of Trustees comprising five members. It shall be the organ to decide on issues beyond the capacity of the Executive Bureau, pending the decision of the General Assembly. The President of the Executive Bureau shall be a de facto member of the Board of Trustees. Members of the Board of Trustees shall elect one of their own as Chairperson not later than two weeks after their nomination and communicate the name to the Executive Bureau.

The Board of Trustees shall be made up of the following categories of membership:
Senior colleagues who are not members of the Executive Bureau
Retired colleagues
Honorary members
Any other person the General Assembly may deem competent.