Reference for a preliminary ruling from the Oberlandesgericht Düsseldorf (Germany) lodged on 20 July 2011 — Piepenbrock Dienstleistungen GmbH & Co. KG v Kreis Düren

(Case C-386/11)

2011/C 311/27

Language of the case: German

Referring court

Oberlandesgericht Düsseldorf

Parties to the main proceedings

Applicant: Piepenbrock Dienstleistungen GmbH & Co. KG

Defendant: Kreis Düren

Other party to the proceedings: Stadt Düren

Question referred

Is a ‘public contract’ within the meaning of Article 1(2)(a) of Directive 2004/18/EC of the European Parliament and of the Council of 31 March 2004 on the coordination of procedures for the award of public works contracts, public supply contracts and public service contracts (1) to be understood as also meaning a contract between two local authorities whereby one of them assigns strictly limited competence to the other in return for the reimbursement of costs, in particular where the task assigned concerns only ancillary business, not official activities as such?

(1)  OJ 2004 L 134, p. 114.