In the match, played at Estadio Gasómetro in Boedo, ended in a 4–4, therefore a playoff was scheduled to define a champion. It was played almost 9 months later in the same venue, with Estudiantes winning the match 1–0 and crowning champion of the competition.[1]
The cup was contested by 42 teams. The four Primera División teams that had been semifinalist in the previous editions were elegibles to participate, plus other clubs from Regional leagues. Teams were divided into four groups (by Province), playing each other in a single round-robin tournament.[2][3]
The final was played at San Lorenzo de Almagro's venue on March 24, 1945. With 15 left, Boca Juniors was leading 3–1 but Estudiantes reacted and scored 3 goals within 5 minutes. With only one minute to play, Jaime Sarlanga scored the last goal for the 4–4 final.[4] With no winner after an extra time, a playoff was scheduled to define the champion. The match was finally played on December 18, 1945 in the same venue. With Estudiantes winning 1–0 (goal by Manuel Pelegrina, the match was suspended on 83' and the trophy was awarded to Estudiantes. Pelegrina was also the most notable player of Estudiantes, having scored 4 goals in the series.[5]