Directive 2014/24/EU of the European Parliament and of the CouncilDangos y teitl llawn

2. When a call for competition is made by means of a prior information notice, contracting authorities shall subsequently invite all candidates to confirm their interest on the basis of detailed information on the contract concerned before beginning the selection of tenderers or participants in negotiations.

That invitation shall include at least the following information:

(a)

nature and quantity, including all options concerning complementary contracts and, where possible, the estimated time available for exercising these options for renewable contracts, the nature and quantity and, where possible, the estimated publication dates of future notices of competition for works, supplies or services to be put out to tender;

(b)

type of procedure: restricted procedure or competitive procedure with negotiation;

(c)

where appropriate, the date on which the delivery of supplies or the execution of works or services is to commence or terminate;

(d)

where electronic access cannot be offered, the address and closing date for the submission of requests for procurement documents and the language or languages in which they are to be drawn up;

(e)

the address of the contracting authority which is to award the contract;

(f)

economic and technical conditions, financial guarantees and information required from economic operators;

(g)

the form of the contract which is the subject of the invitation to tender: purchase, lease, hire or hire-purchase, or any combination of these; and

(h)

the contract award criteria and their weighting or, where appropriate, the order of importance of such criteria, where this information is not given in the prior information notice or the technical specifications or in the invitation to tender or to negotiate.