++++ Agriculture ° Common organization of the markets ° Cereals ° Co-responsibility levy ° Operations affected ° Marketing of products ° Concept ° Sale subject to a repurchase clause to a processor ° Included ° Reimbursement of the levy charged in the event of the exercise of the right of repurchase in respect of processing carried out by a third party on behalf of a producer who uses the processed products on his own holding ° Not permissible (Commission Regulation No 3779/88)