text: **II.6.3**The contractor is liable for any loss or damage caused to the contracting authority 
  during or as a consequence of*implementation of the FWC*, including in the event of 
  subcontracting, but only up to an amount not exceeding three times the total 
  amount of the relevant specific contract. However, if the damage or loss is caused 
  by the gross negligence or wilful misconduct of the contractor or of its*personnel*or 
  subcontractors, as well as in the case of an action brought against the contracting 
  authority by a third party for breach of its intellectual property rights, the contractor 
  is liable for the whole amount of the damage or loss. 
  
  **II.6.4**If a third party brings any action against the contracting authority in connection 
  with the*implementation of the FWC*, including any action for alleged breach of 
  intellectual property rights, the contractor must assist the contracting authority in 
  the legal proceedings, including by intervening in support of the contracting 
  authority 
  request. 
  upon 
  If the contracting authority’s liability towards the third party is established and that 
  such liability is caused by the contractor during or as a consequence of the 
  *implementation of the FWC*, Article II.6.3 applies. 