When the framework agreement executed by the issue of purchase orders provides for a minimum amount of more than 250,000 euros excluding taxes, or 50,000 euros excluding taxes when the holder is a small or medium-sized enterprise or a craftsman within the meaning of article R. 2351-12, and is concluded by an order group, the advance payment may be granted under the conditions set out in article R. 2391-12 provided that each member of the group pays for the services it has ordered.