The land set aside shall be maintained in good agricultural and environmental condition as established under Article 5.

Without prejudice to Article 55, it shall not be used for agricultural purposes and shall not produce any crop for commercial purposes.

It may be subject to rotation.

If the quantity of by-products for feed or food uses likely to be made available as a result of the cultivation of oilseeds on land set-aside under Article 55(b), will, on the basis of the forecast quantities covered by contracts made with farmers, exceed 1 million tonnes annually expressed in soya bean meal equivalents, in order to limit such quantity to 1 million tonnes, the amount of the forecast quantity under each contract, which may be used of feed or food uses, shall be reduced.

Member States shall be authorised to pay national aid up to 50 % of the costs associated with establishing multiannual crops intended for bio-mass production on set-aside land.