In Sahelian Africa, the land tenure situation is currently defined by the overlapping of several land regulation (rules and institutions) systems, from informal customary land rights (which local people recognize and respect) to legal land policy rules that place the major part of the territory under State responsibility. Land actors build their land use practices, not on a unique regulation reference followed by all, but on a wallet of land regulation sources, specific to each land actor according to his own perception, in which they draw according to the context. The article is based on the experimentation of a role playing game aiming to test the reality and the conditions of actor’s logics of mobilization of this pluralism of land regulation. It draws the first lines of the ways new rural land use policies will be received and taken into account by land actors of Sahelian countries, of which Senegal, where was driven the present research.