This presentation by Nicolás Rojas Covarrubias, President, Tribunal de Defensa de la Libre Competencia, Chile, was made during the Workshop on Procedural Safeguards in Competition Cases held for competition authorities officials on 22 February 2023. More materials on the topic can be found at: https://www.oecd.org/competition/workshop-on-procedural-safeguards-in-competition-enforcement.htm. This presentation was uploaded with the author’s consent.