Common Audit Questions were to:
− establish main pollution sources of the waters in the Black Sea catchment area;
− identify the common legal framework for the cooperating countries that falls within this audit and assess the compliance level;
− assess and compare the systems for control, prevention and consequences elimination of the marine environment pollution;
− assess the activities of the authorities regarding the protection of waters in the Black Sea basin;
− determine and assess the implementation efficiency of international, national and regional programs as within the frames of this audit;
− determine the dynamics of the qualitative composition of the Black Sea waters.