The Assembly of Parties is IDLO's highest decision-making body. It is composed of Representatives of all Member Parties, which are signatories to the Establishment Agreement of IDLO. It convenes in Rome at least once a year. The role of the Assembly is to determine the Organization's policies and oversee the work of the Director-General. Its duties include the adoption of the budget, the action plan and the by-laws for the governance of the Organization, and the appointment of the Director-General and members of the Board of Advisers.