Open UA procedure has active.tendering status and can be represented with the following diagram:



  • tenderPeriod cannot be shorter than 15 days.
  • enquiryPeriod always ends 3 days before tenderPeriod ends.
  • If tender conditions are modified with less than 7 days left to tenderPeriod.endDate, it has to be extended to meet the constraint.

Claims and Complaits

  • Claims can be submitted only if there are more than 10 days left in tenderPeriod.
  • Complaints can be submitted only if there are 4 or more days left in tenderPeriod.