The fourth round of the inter-regional championship, East group, brings critical tests for the league leaders this weekend. On Friday, Ittihad El-Fobour will host Ittihad Sedrata in a key matchup, while the other co-leader, CRB Ferdjioua, faces a challenging away game against CRB Kaïs on Saturday. Other highlights include the clash between ASC Ain Kercha and US Boukhadra, and the encounter between ES Souk Ahras and ES Guelma. Meanwhile, Nasr Fedjoudj aims to return to winning ways against CRB Ain Yagout, and CRB Mila hopes to overcome their recent struggles against NA Tazouguert. Additionally, AS Ain M'lila faces Farfous Bir El-Ater in a struggle for points, while the round concludes on Saturday with the fixture between CRB El Milia and CRB Ain Fakroun.