1. If the participation stage is successful, the contracting authority shall, not later than five business days after notifying the candidates of the results, send an invitation to tender at the same time to all candidates qualified as suitable or, in the case of setting of a range, to the selected candidates.
2. Where the number of candidates qualified as suitable is lower than the lowest number in the range, the contracting authority may continue the procedure by inviting the candidates qualified as suitable to conduct a dialogue. The tenderers invited to participate individually in the dialogue may not submit a joint proposal for solution or joint tender.
3. In the dialogue stage of the procedure, the tenderers shall submit proposals for solution, and then, based on those proposals for solution, the contracting authority shall conduct a dialogue with them.