Article 2
1. Greece shall take all measures necessary to recover from its beneficiaries the incompatible aid referred to in Article 1, which was granted unlawfully. 2. The aid to be recovered shall include interest calculated from the date on which it was placed at the disposal of the beneficiaries until the date of its recovery. 3. The interest shall be calculated on a compound basis in accordance with Chapter V of Commission Regulation (EC) No 794/2004 ( 35 ) . 4. Recovery shall be effected without delay in accordance with the procedures provided for in national law, provided that they allow the immediate and effective execution of this Decision.