19In that regard, it must be borne in mind that the standstill clause contained in Article 13 of Decision No 1/80 prohibits generally the introduction of any new national measure that has the object or effect of making the exercise by a Turkish national of the freedom of movement for workers on national territory subject to conditions that are more restrictive than those which applied at the time when Decision No 1/80 entered into force in the Member State concerned (judgment of 10 July 2019, A, C‑89/18, EU:C:2019:580, paragraph 23 and the case-law cited).
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