As stated in the Apostolic Constitution "Praedicate Evangelium," the Dicastery “studies issues relating to cooperation between the laity and ordained ministers in virtue of their baptism and the diversity of charisms and ministries, in order to foster in both an awareness of co-responsibility for the life and mission of the Church” (Art. 132).

Its carries out its tasks in close collaboration with the Commissions for the Laity of the Bishops' Conferences in order to foster greater awareness of this lay responsibility that stems from Baptism and Confirmation. By promoting initiatives and best practices, through the Laityinvolved platform, and organizing conferences on the promotion and formation of the laity at the international level, the Dicastery engages in the promotion and formation of the laity on a daily basis.