Court of Justice (Third Chamber) 11 April 2013, C‑645/11 (Land Berlin v Ellen Mirjam Sapir and Others.)

JUDGMENT OF THE COURT (Third Chamber) 11 April 2013 ( *1 ) ‛Regulation (EC) No 44/2001 — Articles 1(1) and 6.1 — Concept of ‘civil and commercial matters’ — Undue payment made by a State entity — Claim for recovery of that payment in legal proceedings — Determination of the court having jurisdiction in the case where claims are connected — Close connection between the claims — Defendant domiciled