Article 4
1. The buying in operations referred to in Article 3 (1) and (3) shall be carried out by the intervention agencies by inviting tenders for the supply of the product delivered either fob or at a corresponding stage. 2. Where cereals held by the intervention agencies are used, tenders shall be invited for loading, transportation, processing where necessary and delivery either fob or at a corresponding stage. 3. When it is decided that cereals will be supplied, under a Community action, at a stage later than either fob or a stage corresponding to fob, the invitation to tender referred to in paragraph 1 or 2 shall cover supply up to that later stage. 4. The terms of the invitation to tender must ensure equal access and treatment for all persons concerned irrespective of their place of establishment within the Community.