28In the present case, the formal investigation procedure was not initiated by the Commission and the applicant, in the third plea, alleges infringement of its procedural rights. In the light of Article 1(h) of Regulation 2015/1589, an undertaking in competition with the beneficiary of an aid measure is without doubt an interested party within the meaning of Article 108(2) TFEU (judgment of 3 September 2020, Vereniging tot Behoud van Natuurmonumenten in Nederland and Others v Commission, C‑817/18 P, EU:C:2020:637, paragraph 50; see also, to that effect, judgment of 18 November 2010, NDSHT v Commission, C‑322/09 P, EU:C:2010:701, paragraph 59).