The Committee established in pursuance of Article VII:2(a) of the Arrangement (hereinafter referred to as the Committee) may amend the contents of that Annex.Prompt payment against documents.Article 3Minimum PriceLevel and observance of minimum price 1. Participants undertake to take the steps necessary to ensure that the export prices of the products defined in Articles 1 and 2 of this Protocol shall not be less than the minimum price applicable under the present Protocol. If the products are exported in the form of goods in which they have been incorporated, participants shall take the steps necessary to avoid the circumvention of the price provisions of this Protocol.2. (a) The minimum price level set out in the present Article takes account, in particular, of the current market situation, dairy prices in producing participants, the need to ensure an appropriate relationship between the minimum prices established in the Protocols to the present Arrangement, the need to ensure equitable prices to consumers, and the desirability of maintaining a minimum return to the most efficient producers in order to ensure stability of supply over the longer term.(b) The minimum price provided for in paragraph 1 of the present Article applicable at the date of entry into force of this Protocol is fixed at US $ 800 (21) per metric ton.3. (a) The level of the minimum price specified in the present Article can be modified by the Committee, taking into account, on the one hand, the results of the operation of the Protocol and, on the other hand, the evolution of the situation of the international market.(b) The level of the minimum price specified in the present Article shall be subject to review at least once a year by the Committee. The Committee shall meet in September of each year for this purpose. In undertaking this review the Committee shall take account in particular, to the extent relevant and necessary, of costs faced by producers, other relevant economic factors of the world market, the need to maintain a long-term minimum return to the most economic producers, the need to maintain stability of supply and to ensure acceptable prices to consumers, and the current market situation and shall have regard to the desirability of improving the relationship between the level of the minimum price set out in paragraph 2(b) of the present Article and the dairy support levels in the major producing participants.Adjustment of minimum price 4. If the products actually exported differ from the pilot products in respect or the packaging or terms of sale, the minimum price shall be adjusted so as to protect the minimum price established in this Protocol according to the following provisions:Packaging:If the products are offered otherwise than in packages as specified in Article 2, the minimum price shall be adjusted so as to reflect the difference in the cost of packaging from the type of package specified above.Terms of sale:If sold on terms other than f.o.b. from the exporting country or free-at-frontier exporting country (22), the minimum price shall be calculated on the basis of the minimum f.o.b. price specified in paragraph 2(b) of this Article, plus the real and justified costs of the services provided; if the terms of the sale include credit, this shall be charged for at the prevailing commercial rates in the country concerned.Special conditions of sale 5. Participants undertake within the limit of their institutional possibilities to ensure that practices such as these referred to in Article 4 of this Protocol do not have the effect of directly or indirectly bringing the export prices of the products subject to the minimum price provisions below the agreed minimum price.Field of application 6. For each participant, this Protocol is applicable to exports of the products specified in Article 1 of this Protocol manufactured or repacked inside its own customs territory.Transactions other than normal commercial transactions 7. The provisions of paragraphs 1 to 6 of this Article shall not be regarded as applying to donated exports to developing countries or to exports destined for relief purposes or food-related development purposes or welfare purposes in developing countries.Article 4Provision of Information1. In cases where prices in international trade of the products covered by Article 1 of this Protocol are approaching the minimum price mentioned in Article 3: 2(b) of this Protocol and without prejudice to the provisions of Article III of the Arrangement participants shall notify to the Committee all the relevant elements for evaluating their own market situation and, in particular, credit or loan practices, twinning with other products, barter or three-sided transactions, refunds or rebates, exclusivity contracts, packaging costs and details of the packaging, so that the Committee can make a verification.Article 5Obligations of Exporting Participants1. Exporting participants agree to use their best endeavours, in accordance with their institutional possibilities, to supply on a priority basis the normal commercial requirements of developing importing participants, especially those used for food-related development purposes and welfare purposes.Article 6Cooperation of Importing Participants1. Participants which import products covered by Article 1 of this Protocol undertake in particular:(a) to cooperate in implementing the minimum price objective of this Protocol