This research is concerned with determining the respective importance to two techniques : '' applications in the interest of the
law'' and governmental orders requiring such a proceeding in the two Courts of cassation, one having provided the models for the
other. It involves appreciating these techniques in relation to the overall missions imposed on these Courts in regulating judicial
organisation and the legal system as a whole. It will determine wheter the Belgian judges employed the same forms of reasoning as
their French equivalents.