The general membership of the AJI is comprised of Members and Honorary Members. Any member of the judiciary appointed in the manner provided by Bunreacht Na h-Éireann may be a Member of the AJI.
Any judge who now wishes to join the AJI may do so by by letter addressed to the President of the Association. Equally any member of the AJI may, by notice in writing addressed to the President of the Association, leave the Association.
The AJI may also invite retired judges to be Honorary Members of the Association. The Association has a number of Honorary Members.