Article 9
1.
Commemorative coins shall bear a different national design from that of the regular coins and shall only commemorate subjects of major national or European relevance. Commemorative coins issued collectively by all Member States whose currency is the euro shall only commemorate subjects of the highest European relevance and their design shall be without prejudice to the possible constitutional requirements of those Member States.
2.
The edge lettering on commemorative coins shall be the same as on regular coins.
3.
Commemorative coins may only have a face value of 2 euro.