Art. 157. Other design and related assignments

1. The design assignments related to works which are not included among what is set forth in paragraph 2, first clause of Article 23 as well as the coordination of security during the design phase, the direction of the work, the direction of the execution of the work, and the coordination of security during the execution and testing phase for an amount equal to or greater than the thresholds set forth in Article 35, shall be awarded in the manner set forth in Part II, Titles I, II, III and IV of this Code. If the value of the design activities, coordination of security during the design phase, direction of the work, direction of the execution of the work and the coordination of security during the execution phase is equal to or greater overall than the threshold set forth in Article 35, the direct award of the direction of the work and coordination of security during the execution phase to the project designer is allowed only for specific and justified reasons and if expressly provided by the notice of the design competition.

2. The appointments for the design, coordination of security during the design phase, direction of the work, direction of the execution of the work, coordination of security during the execution and testing phase for an amount equal to or greater than 40,000 and less than 100,000 Euro can be awarded by the contracting authorities by the person in charge of the procedure, in compliance with principles of non-discrimination, equal treatment, proportionality and transparency, and in accordance with the procedure provided by Article 36, paragraph 2, clause

b) . The invitation shall be sent to at least five parties, if there are such number of suitable candidates in accordance with the criteria on the rotation of invitations. Assignments for an amount equal to or greater than 100,000 Euro shall be awarded in the manner set forth in Part II, Titles III and IV of this Code.

3. The award of the design activities, direction of the work, direction of the execution of the work, coordination of security in the design phase, coordination of security in the execution, testing, and investigation phases and supporting activities by means of a fixed-term contract or other procedures other than those provided for by this Code shall be prohibited.