Article 11
Area declarations 1. A farmer who has received area aids and/or extensification payment shall declare, in accordance with Article 6(6) of Council Regulation (EEC) No 3508/92(22), agricultural parcels, including areas under forage crops, or agricultural parcels covered by set-aside measures, corresponding to the number of hectares of the area or areas to be blocked of which he has been notified by the competent authority in accordance with Article 2(1)(b) of this Regulation. 2. The parcels declared in accordance with paragraph 1 corresponding to the number of hectares of the area aid part of the notified amount to be granted under the simplified scheme and relating to arable crops payments shall must meet the conditions for eligibility laid down in Article 7 of Regulation (EC) No 1251/1999. 3. The parcels declared in accordance with paragraph 1 corresponding to the extensification aid part of the amount to be granted under the simplified scheme must respect Article 2a(6) of Regulation (EC) No 1259/1999. 4. The declaration referred to in paragraph 1 shall remain valid until the end of 2005, except in the case of explicit withdrawal from the simplified scheme by the farmer or loss of entitlement under the simplified scheme pursuant to Article 7(3). 5. Member States may, in duly justified circumstances, authorise the farmer to modify his declaration on condition that he respects the number of hectares notified, the conditions for eligibility for the area concerned, laid down in Article 7 of Regulation (EC) No 1251/1999 and the yield of the area concerned or accepts the application of Article 4(5) of this Regulation.