واستمعت اللجنة أيضاً إلى عرض وجيز غير رسمي أدلى به خبراء في المياه الجوفية من خبراء منظمة الأغذية والزراعة والرابطة الدولية للهيدروجيولوجيين ومنظمة الأمم المتحدة للتربية والعلم والثقافة في 30 تموز/يوليه 2003 ورتبت حضورهم.
Its discussions were focused on setting a tentative schedule for work to be carried out during the remaining part of the present quinquennium (2003-2006), on distributing among members of the Study Group work on studies (b) to (e) decided in 2002, on deciding upon the methodology to be adopted for that work and on a preliminary discussion of an outline by the Chairman of the question of “The function and scope of the lex specialis rule and the question of self-contained regimes” (topic (a), decided in 2002). At its 2779th meeting, held on 23 July 2003, the Commission took note of the report of the Study Group.