Judgment_paragraph 49 · A-Rosa Flussschiff GmbH v Union de recouvrement des cotisations de sécurité sociale et d’allocations familiales d’Alsace (Urssaf), venant aux droits de l’Urssaf du Bas-Rhin and Sozialversicherungsanstalt des Kantons Graubünden (C-620/15)

49It follows that a court of the host Member State is not entitled to scrutinise the validity of an E 101 certificate in the light of the background against which it was issued (see, to that effect, judgment of 26 January 2006, Herbosch Kiere, C‑2/05, EU:C:2006:69, paragraph 32).