4.1 The major purposes of the Organisation shall be —
(a) to promote co-operation among the Member States and at the regional and international levels having due regard to the Revised Treaty of Chaguaramas and the Charter of the United Nations;
(b) to maintain unity and solidarity among the Member States and the defence of their sovereignty, territorial integrity and independence;
(c) to assist the Member States in the realisation of their obligations and responsibilities to the international community with due regard to the role of international law as a standard of conduct in their relationship;
(d) to seek to achieve the fullest possible harmonisation of foreign policy among the Member States, to seek to adopt wherever possible, common positions on international issues, and to establish and maintain, wherever possible, arrangements for joint overseas representation and common services;
(e) to establish the Economic Union as a single economic and financial space;
(f) to be an institutional forum to discuss and facilitate constitutional, political and economic changes necessary for the successful development of Member States and their successful participation in the regional and global economies;
(g) to pursue the said purposes through its respective institutions and Organs by discussion of questions of common concern for the Member States and by agreement and common action.
4.2 In achieving the purposes of the Organisation the Member States shall implement decisions of the Organisation under this Treaty and otherwise endeavour to co-ordinate, harmonise and undertake joint actions and pursue joint policies particularly in the fields of —
(a) mutual defence and security (including police and prisons);
(b) the judiciary and the administration of justice;
(c) external relations including overseas representation;
(d) international trade agreements and other external economic relations;
(e) financial and technical assistance from external sources;
(f) international marketing of goods and services including tourism;
(g) external transportation and communications including civil aviation;
(h) public administration and management;
(i) audit;
(j) tax administration;
(k) regulatory and competition authorities;
(l) education including tertiary education;
(m) scientific, technical and cultural co-operation;
(n) intellectual property rights;
(o) matters relating to the sea and its resources;
(p) telecommunications;
(q) economic integration of the Member States through the provisions of the Economic Union Protocol;
(r) currency and central banking;
(s) statistics;
(t) institutional arrangements for economic consultation and information dissemination;
(u) social protection mechanisms;
(v) social policy framework;
(w) the development of arts and culture; and
(x) such other activities calculated to further the purposes of the Organisation as the Member States may from time to time decide.