Regulation 140. Competitive dialogue

(a) with regard to works, supplies or services fulfilling one or more of the following criteria:

(i) the needs of the contracting authority cannot be met without adaptation of readily available solutions;

(ii) they include design or innovative solutions;

(iii) the contract cannot be awarded without prior negotiations because of specific circumstances related to the nature, the complexity or the legal and financial make- up or because of the risks attaching to them;

(iv) the technical specifications cannot be established with sufficient precision by the contracting authority with reference to a standard, European Technical Assessment, common technical specification or technical reference as defined in regulation 2;

(b) with regard to works, supplies or services where, in response to an open or a restricted procedure, only irregular or unacceptable tenders are submitted. In such situations contracting authorities shall not be required to publish a contract notice where they include in the procedure all of, and only, the tenderers which satisfy the criteria set out under Part VI and regulations 217 to 235 and which, during the prior open or restricted procedure, submitted tenders in accordance with the formal requirements of the procurement procedure.