37It is the applicant who must prove that he has an interest in making his application, which is an essential and fundamental prerequisite for any legal proceedings (see judgments of 4 June 2015, Andechser Molkerei Scheitz v Commission, C‑682/13 P, not published, EU:C:2015:356, paragraph 27 and the case-law cited, and of 14 April 2005, Sniace v Commission, T‑141/03, EU:T:2005:129, paragraph 31 and the case-law cited).