Article 2
1. Any aid already paid under the scheme referred to in Article 1(1) is unlawful, having been granted before the Commission Decision. 2. Germany shall ensure that any aid unlawfully granted is repaid. The aid shall be recovered in accordance with the procedures and provisions of national law, and in particular the national rules on default interest, with interest running from the date of the grant of the unlawful aid, and the rate applied being the reference interest rate used in Germany at the time the aid was granted for calculating the grant equivalent of regional aid.