The 1999 Copa América final stages were the elimination stages of the Copa América, following the group stage. They began on July 10, 1999, and consisted of the quarterfinals, the semifinals, the third-place match, and the final held at the Estadio Defensores del Chaco on July 18, in Asunción. No extra time was played if any match in the final stages finished tied after regulation and tied matched went straight to a penalty shootout.
References
1999 Copa América knockout stage Wikipedia(Text) CC BY-SA