19. In Part I and Part II, some fundamental criteria referring to inter-institute initiatives of formation and some forms of collaboration in the various phases of formation itself were considered. In Part III, institutes of religious sciences and institutes of philosophy and theology which provide a complete academic formation and have their own juridic structure and particular organizational requirements will be considered.

It is helpful to recall that the formation of religious brothers, sisters, and permanent deacons, and the formation of religious who are candidates for priesthood, all have specific requirements which must be respected. In order to respect the identity of each one, it is necessary to distinguish between priestly formation, diaconal formation, and the formation required for other ecclesial services.(⁷⁷) Consequently, in organizing the contents of its programs, a center of studies which prepares such religious should be mindful of the characteristics proper to each group.