Preparatory Commissions are established in order to proceed with the Provisional World Government. Commissions can be classified into two categories: Federation Commissions and World Commissions.

List of preparatory commissions:

Constitutionally designated agencies to establish preparatory commissions:

Since 2007, several commissions have remained legally constituted but have become inactive due to a lack of leadership in the WCPA, which is the constitutionally designated organizing and development agency for the Provisional World Government.