Audi Mutia Adrivia Nasution and Rahmad Efendi 2026. Marketplace Responsibility for the Trade in Counterfeit Formula Milk from the Perspective of MUI FATWA NO. I/MUNAS VII/MUI/5/2005 Concerning Intellectual Property Rights. Al-Kharaj: Journal of Islamic Economic and Business. 8, 1 (Jan. 2026). DOI:https://doi.org/10.24256/kharaj.v8i1.9317.