15 Article 21 The Permanent Representatives Committee 1. There shall be established a Permanent Representatives Committee. It shall be composed of Permanent Representatives to the Union and other Plenipotentiaries of Member States. 2. The Permanent. Representatives Committee shall be charged with the responsibility of preparing the work of the Executive Council and acting on the Executive Council's instructions. It may set up such sub-committees or working groups as it may deem necessary. Article 22 The Economic, Social and Cultural Council 1. The Economic, Social and Cultural Council shall be an advisory organ composed of different social and professional groups of the Member States of the Union. 2. The functions, powers, composition and organization of the Economic, Social and Cultural Council shall be determined by the Assembly. Article 23 Imposition of Sanctions 1. The Assembly shall determine the appropriate sanctions to be imposed on any Member State that defaults in the payment of its contributions to the budget of the Union in the following manner: denial of the right to speak at meetings, to vote, to present candidates for any -position or post within the Union or .to benefit from any activity or commitments, therefrom; 2. Furthermore, any Member State that fails to comply with the decisions and policies of the Union may be subjected to other sanctions, such as the denial of transport and communications links with other Member States, and other measures of a political and economic nature to be determined by the Assembly. .l I I