Fajr Sepasi of Shiraz had to defeat Tractor to survive in the IPL but failed to win an away match.
In Arak, Aluminum was held to a 1-1 draw by Paykan and struggling Naft Masjed Soleyman drew 2-2 with Sanat Naft.
Shahr Khodro will also relegate from the IPL if they fail to beat Persepolis on Sunday.