Without prejudice to the obligations of the Community and its Member States towards third countries, the public authorities listed in Annex I shall reject tenders made by suppliers, contractors and service providers established in and operating from the United States for: ... the award of a public works contract within the meaning of Council Directive 71/305/EEC of 26 July 1971 concerning the coordination of procedures for the award of public works contracts(3), the estimated value of which, net of VAT, is less than ECU 5 000 000.