1. When awarding supply, works or service contracts, contracting entities shall apply the procedures adjusted to be in conformity with this Directive, provided that, without prejudice to Article 47, a call for competition has been published in accordance with this Directive.

2. Member States shall provide that contracting entities may apply open or restricted procedures or negotiated procedures with prior call for competition as regulated in this Directive.

3. Member States shall provide that contracting entities may apply competitive dialogues and innovation partnerships as regulated in this Directive.

4. The call for competition may be made by one of the following means:

(a) a periodic indicative notice pursuant to Article 67 where the contract is awarded by restricted or negotiated procedure;

(b) a notice on the existence of a qualification system pursuant to Article 68 where the contract is awarded by restricted or negotiated procedure or by a competitive dialogue or an innovation partnership;

(c) by means of a contract notice pursuant to Article 69.