145Indeed, the right to be heard does not include the right to an inter partes hearing involving the institution which has adopted the contested acts and the addressee of those acts, but guarantees every person the opportunity to make known his views effectively during an administrative procedure and before the adoption of any decision liable to affect his interests adversely (see, to that effect, judgments of 11 December 2014, Boudjlida, C‑249/13, EU:C:2014:2431, paragraph 36, and of 9 February 2017, M, C‑560/14, EU:C:2017:101, paragraphs 25 and 31).