Article 4
1. Without prejudice to the provisions of Article 2, payment of the export refund in connection with Community food aid shall be made in accordance with the provisions of Regulation (EC) No 800/1999 and, by way of derogation from Article 16 of that Regulation, on production of a copy of the taking-over certificate or the delivery certificate referred to in Article 17(3) and (4) of Regulation (EC) No 2519/97, certified as a true copy by the Commission office to which the tenders are sent in accordance with the tender notice. Payment of the refund referred to in Article 2(1) shall be made in respect of the net quantity accepted which appears in the taking-over or delivery certificate. 2. The provisions of Article 51(1) of Regulation (EC) No 800/1999 shall not apply where the refund requested is higher than the refund due for the relevant exportation as a result of circumstances or events beyond the control of the supplier which occur after the completion of the supply operation in accordance with Article 12(5), Article 13(7), Article 14(11) or Article 15(5) of Regulation (EC) No 2519/97. Where the country of destination is changed by the aid beneficiary, the reduction referred to in the second indent of Article 18(3)(b) of Regulation (EC) No 800/1999 shall not apply.