The market mechanism in the Islamic muamalah system is based on the free market (free market, sūq al-ḥurrah). Moeslem Scholars agreed that the law of origin of pricing (tas'īr) was forbidden and should not be done. However, the fukaha are not cohesive in establishing the legal position of tas'īr when there is a tyranny or monopoly of iḥtikār goods. This study is a library research, with a conceptual approach. The study aims to find out the opinion of Wahbah al-Zuḥailī regarding the actualization of the role of the government in maintaining price stability through tas'īr, and also to know its relevance to the current context. The results showed that Wahbah Al-Zuḥailī recognized the ability of tas'īr when there was a need (al-ḥājah). The actu...