Request for a preliminary ruling from the Finanzgericht Düsseldorf (Germany) lodged on 3 September 2015 — Hüttenwerke Krupp Mannesmann GmbH v Hauptzollamt Duisburg

(Case C-465/15)

(2015/C 398/21)

Language of the case: German

Referring court

Finanzgericht Düsseldorf

Parties to the main proceedings

Applicant: Hüttenwerke Krupp Mannesmann GmbH

Defendant: Hauptzollamt Duisburg

Question referred

Is the third indent of Article 2(4)(b) of Council Directive (EC) No 2003/96 restructuring the Community framework for the taxation of energy products and electricity (1) to be interpreted with respect to the blast furnace process for the production of pig iron as meaning that electricity for the propulsion of the turbo blower is to be regarded as electricity which is used principally for the purposes of chemical reduction?

(1)  Council Directive 2003/96/EC of 27 October 2003 restructuring the Community framework for the taxation of energy products and electricity (OJ 2003 L 283, p. 51).