Pourhaghshenas, Seyed Hossein, Qasemi Bivarzani, Qasem (2026). Redefining Spouses' Property Rights in Cohabitation and After Divorce: Challenges and Innovative Solutions in Iranian Civil Law. *Ahrar Private Law Research Journal*, 7(13), 65-83. 10.66224/ahrar.53384.7.13.65