Court of Justice (Fifth Chamber) 7 March 2013, C‑127/11 (Aldegonda van den Booren v Rijksdienst voor Pensioenen.)

JUDGMENT OF THE COURT (Fifth Chamber) 7 March 2013 ( *1 ) ‛Social security for migrant workers — Article 46a of Regulation (EEC) No 1408/71 — National rules against overlapping — Old-age pension — Increase in the amount paid by a Member State — Survivor’s pension — Reduction in the amount paid by another Member State’ In Case C-127/11, REQUEST for a preliminary ruling under Article 267 TFEU from