received and all expenditure incurred in a lawful and regular manner and whether the financial management has been sound. The audit of revenue shall be carried out on the basis of the amounts established as due and the amounts actually paid to the Community. The audit of expenditure shall be carried out on the basis both of commitments undertaken and payments made. These audits may be carried out before the closure of accounts for the financial year in question. 3. The audit shall be based on records and, if necessary, performed on the spot in the other institutions of the Community and in the Member States. In the Member States the audit shall be carried out in liaison with the national audit bodies or, if these do not have the necessary powers, with the competent national departments. These bodies or departments shall inform the Court of Auditors whether they intend to take part in the audit. The other institutions of the Community and the national audit bodies or, if these do not have the necessary powers, the competent national department, shall forward to the Court of Auditors, at its request, any document or information necessary to carry on its task. 4. The Court of Auditors shall draw up an annual report after the close of each financial year. It shall be forwarded to the other institutions of the Community and shall be published, together with the replies of these institutions to the observations of the Court of Auditors, in the Official Journal of the European Communities. The Court of Auditors may also, at any time, submit observations, particularly in the form of special reports, on specific questions and deliver opinions at the request of one of the other institutions of the Community. It shall adopt its annual reports, special reports or opinions by a majority of its members. It shall assist the European Parliament and the Council in exercising their powers of control over the implementation of the budget." 15) Article 166 shall be replaced by the following: "ARTICLE 166 The number of members of the Economic and Social Committee shall be as follows: Belgium 12 Denmark 9 Germany 24 Greece 12 Spain 21 France 24 Ireland 9 Italy 24 Luxembourg 6 Netherlands 12 Portugal 12 United Kingdom 24 The members of the Committee shall be appointed by the Council, acting unanimously, for four years. Their appointment shall be renewable. The members of the Committee may not be bound by any mandatory instructions. They shall be completely independent in the performance of their duties, in the general interest of the Community. The Council, acting by qualified majority, shall determine the allowances of the members of the Committee." 168 shall be replaced by the following; "ARTICLE 168 The Committee shall elect its chairman and officers from among its members for a term of two years. It shall adopt its rules of procedure. The Committee shall be convened by its chairman at the request of the Council or of the Commission.