The match officials for the upcoming Brazil-Argentina game are as follows: Referee Piero Maza from Chile, with Claurio Urrutia and Miguel Rocha also from Chile as the assistant referees. The fourth official is Felipe González from Chile, and the VAR and AVAR are Juan Lara and Edson Cisternas from Chile, respectively.

Piero Maza made his top-flight debut in Chilean league soccer in 2013 and has been a FIFA-listed referee since 2018. He has officiated in his native country and also in Saudi Arabia, where he oversaw domestic games. In October, Maza refereed the Saudi King Cup tie between Al Nassr and Al Ettifaq, which drew criticism from Cristiano Ronaldo and Steven Gerrard.