standards of the profession to which a contractor or a related person belongs, including any conduct leading to sexual or other exploitation or abuse, or any wrongful conduct of the contractor or a related person which has an impact on its professional credibility where such conduct denotes wrongful intent or gross negligence. 

‘Interface control document’ : the guideline document which lays down the technical specifications, message standards, security standards, checks of syntax and semantics, etc. to facilitate machine-to-machine connection. This document is updated on a regular basis; 

‘Irregularity’ : any infringement of a provision of Union law resulting from an act or omission by an economic operator, which has, or would have, the effect of prejudicing the Union’s budget. 

‘Notification’ (or ‘notify’): form of communication between the parties made in writing including by electronic means; 

‘Performance of the contract’ : the execution of tasks and delivery of the purchased services by the contractor to the contracting authority; 

‘Personnel’ : persons employed directly or indirectly or contracted by the contractor to perform the contract; 

‘Pre-existing material’ : any material, document, technology or know-how which exists prior to the contractor using it for the production of a result  in the performance of the contract ; 

‘Pre-existing right’ : any industrial and intellectual property right on pre-existing material ; it may consist in a right of ownership, a licence right and/or right of use belonging to the contractor, the creator , the contracting authority as well as to any other third parties; 

‘Professional conflicting interest’ : a situation in which the contractor’s previous or ongoing professional activities affect its capacity to perform the contract to an appropriate quality standard. 

‘Related person’ : any natural or legal person who is a member of the administrative, management or supervisory body of the contractor, or who has powers of representation, decision or control with regard to the contractor; 

‘Result’ : any intended outcome of the performance of the contract , whatever its form or nature. A result  may be further defined in this contract as a deliverable. A result  may, in addition to newly created materials produced specifically for the contracting authority by the contractor or at its request, also include pre-existing materials ; 

‘Supplier portal’ : the e-PRIOR portal, which allows the contractor to exchange electronic business documents, such as invoices, through a graphical user interface. 

## II.2. ROLES AND RESPONSIBILITIES IN THE EVENT OF A JOINT TENDER 

In the event of a joint tender submitted by a group of economic operators and where the group does not have legal personality or legal capacity, one member of the group is appointed as leader of the group. . 

## II.3. SEVERABILITY 

Each provision of this contract is severable and distinct from the others. If a provision is or becomes illegal, invalid or unenforceable to any extent, it must be severed from the remainder 

