<ul><li><a href=https://diariodarepublica.pt/dr/legislacao-consolidada/decreto-lei/2008-34455475 target=_blank>Decree Law 18/2008 - Code of Public Contracts(Decreto Lei que estabelece o Código dos Contractos Públicos, Adopted 29/01/2008, Last modification 21/07/2021, Articles 19 to 21.)</a></li><li><a href=https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=celex%3A32021R1952 target=_blank>Commission Delegated Regulation (EU) 2021/1952 in respect of the application thresholds for the procedures for the award of contracts(Commission Delegated Regulation (EU) 2021/1952 of 10 November 2021 amending Directive 2014/24/EU of the European Parliament and of the Council in respect of the thresholds for public supply, service and works contracts, and design contests (Text with EEA relevance)C/2021/7947, article 1(1)(b) and (c).)</a></li></ul>