OBS_VALUE: <ul><li><a href=https://search.et.gr/el/fek/?fekId=535182 target=_blank>Law 4412/2016 on Public Procurement for Work, Supply and Services Contracts(Νόμος 4412/2016, Δημόσιες Συμβάσεις Έργων, Προμηθειών και Υπηρεσιών, (ΦΕΚ Α 147), adopted 08 August 2016, last amended on 23.12.2020 by Law 4764/2020, Article 54 (Technical specifications) and 158 (Programme for Works Quality))</a></li></ul>