In June 2007, Pope Benedict XVI, appointed Fr. Danyil Kozlinskyy as auxiliary bishop of the Ukrainian Greek Catholic Eparchy of Curitiba, Brasil. He was responsible for chaplaincy in Union-da-Victoria region. On the 22nd June 2011, when the former Apostolic Administrator of the Ukrainian Greek Catholic Church in Argentina, Most Rev. Sviatoslav Shevchuk, was appointed as the head of the Ukrainian Greek Catholic Church, Most Rev. Danyil Kozlinskyy took the vacated position.
In 2013, Pope Benedict XVI appointed him as the Apostolic visitor for Ukrainian Greek Catholics in Uruguay, Paraguay, Chile and Venezuela.