Judgment of the General Court (Sixth Chamber) of 15 July 2014 —
Siemens v Commission

(Case T‑223/11)

Arbitration clause — Contract for the loan of fissile material intended for the Joint Research Centre’s Ispra site — Non-performance of the contract — Default interest

1.                     Judicial proceedings — Referral to the General Court under an arbitration clause — Contract subject to national law — Interpretation of the contract having regard to national law — Conditions — Insufficiency of the contractual clauses to resolve the dispute — Doubt as to the content or meaning of the contract (Art. 272 TFEU) (see paras 53, 54)

2.                     Judicial proceedings — Referral to the General Court under an arbitration clause — Contract concerning the loan of fissile material intended for the Joint Research Centre’s Ispra site — Claim seeking order for reimbursement by the Commission of the costs of reprocessing fissile material plus default interest — Claim unfounded (Art. 272 TFEU) (see paras 55-64, 77-86, 99)

3.                     Judicial proceedings — Introduction of new pleas during the proceedings — Plea raised for the first time at the reply stage — Inadmissibility (Rules of Procedure of the General Court, Arts 44(1)(c), and 48(2)) (see paras 90-98)

Re:

ACTION based on an arbitration clause seeking an order for reimbursement by the Commission of all or part of the costs of reprocessing fissile material incurred by the applicant in the context of the performance of Contract No AG 2052 relating to the lending of fissile material intended for the Joint Research Centre site in Ispra (Italy), and for default interest.

Operative part

The Court:

1. Dismisses the action;

2. Orders Siemens AG to pay the costs.