C-17/19Criminal proceedings against Bouygues travaux publics and Others

Domstolens egne nøkkelord

Reference for a preliminary ruling — Migrant workers — Social security — Regulation (EEC) No 1408/71 — Legislation applicable — Article 14(1)(a) and (2)(b) — Regulation (EC) No 883/2004 — Article 12(1) — Article 13(1)(a) — Posted workers — Workers employed in two or more Member States — Regulation (EEC) No 574/72 — Article 11(1)(a) — Article 12a(2)(a) and(4)(a) — Regulation (EC) No 987/2009 — Article 19(2) — E 101 and A 1 Certificates — Binding effect — Consequences — Social security — Employment law.

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