[1] Peljto is the only Bosnian referee to have officiated any UEFA Champions League group stage or knockout phase match.

His first match as referee was on 27 July 2013 between Rudar Prijedor and Radnik Bijeljina.

He officiated his first senior international match on 8 June 2019 between Belgium and Kazakhstan.

On 24 November 2021, Peljto officiated his first UEFA Champions League group stage match between Beşiktaş and Ajax, becoming the first referee from Bosnia and Herzegovina to officiate a UEFA Champions League match.

[3] He officiated his first ever Champions League knockout phase game between RB Leipzig and Real Madrid on 13 February 2024.