Article 65. Economic operators.

1. The economic operators referred to in Article 1(l) of Annex I.1, as well as the economic operators established in other Member States, established in accordance with the legislation in force in the respective countries. 2. The following fall within the definition of economic operators: a) individual entrepreneurs, including artisans, and companies, including cooperatives; b) consortia between production and labor cooperative companies established pursuant to law no. 25 June 1909. 422 and the legislative decree of the provisional Head of State 14 December 1947, n. 1577; c) the consortia between artisan businesses referred to in law 8 August 1985, n. 443; d) stable consortia, also established in the form of consortium companies pursuant to article 2615-ter of the civil code, between individual entrepreneurs, including artisans, commercial companies, production and work cooperative companies; stable consortia are made up of no less than three consortium members who, with a decision taken by the respective deliberative bodies, have established to operate jointly in the sector of public contracts for works, services and supplies for a period of time of no less than five years, establishing for this purpose a common business structure; e) the temporary groupings of competitors, established or in the process of being established by the subjects referred to in letters a), b), c) and d), who, before the submission of the offer, have given a special collective mandate with representation to one of them, a qualified agent, who expresses the offer in the name and on behalf of himself and the principals; f) the ordinary consortia of competitors referred to in article 2602 of the civil code, established or in the process of being established among the subjects referred to in letters a), b), c) and d) of this paragraph, also in the form of companies pursuant to article 2615-ter of the civil code; g) aggregations between companies adhering to the network contract pursuant to article 3, paragraph 4-ter, of the legislative decree of 10 February 2009, n. 5, converted, with amendments, by law 9 April 2009, n. 33; h) the subjects who have stipulated the European Economic Interest Grouping (EEIG) contract pursuant to Legislative Decree 23 July 1991, n. 240. 3. Contracting authorities may require legal persons to indicate, in the offer or request for participation in procedures for the awarding of contracts which involve the execution of services or works as well as supplies which also involve services or installation works in work and installation, the name and professional qualifications of the natural persons responsible for providing the service and may require that certain essential tasks be carried out directly by the tenderer.