delivery of the services and/or supplies by the  Group to the Contracting authority, and  shall see to a proper administration of the contract.  Any modification to the present Power of attorney shall be subject to the Contracting  authority’s express approval. This Power of attorney shall expire when all the contractual  obligations of the  Group  have ceased to exist. The parties cannot terminate it before that  date without the Contracting authority’s consent.  Place and date: ___________________________________  Name  (in  capital  letters),  function,  company  and  signature:  ______________________________  Page 8 of 16 