Opinion of Advocate General Mengozzi delivered on 21 May 2014.

Air Baltic Corporation AS v Valsts robežsardze.#Request for a preliminary ruling from the Administratīvā apgabaltiesa.#Reference for a preliminary ruling — Area of freedom, security and justice — Regulation (EC) No 810/2009 — Articles 24(1) and 34 — Uniform visa — Annulment or revocation of a uniform visa — Validity of a uniform visa affixed to a travel document which has been cancelled — Regulation (EC) No 562/2006 — Articles 5(1) and 13(1) — Border checks — Entry conditions — National legislation requiring a valid visa affixed to a valid travel document.#Case C‑575/12.