C-517/16Stefan Czerwiński v Zakład Ubezpieczeń Społecznych Oddział w Gdańsku

Domstolens egne nøkkelord

Reference for a preliminary ruling — Social security for migrant workers — Coordination of social security systems — Regulation (EC) No 883/2004 — Material scope — Article 3 — Declaration made by Member States under Article 9 — Bridging pension — Classification — Statutory pre-retirement schemes — Exclusion of the rule of aggregation of periods under Article 66.

Tolker