This study aims at identifying the role of the Iraqi Legislature in the budget process as it is presented in the Constitution of Iraq (2005) and the Financial Management Law (2019). It presents the extent of the Legislature’s participation in the process. It attempts at showing the powers granted to the Iraqi Legislature in the budget process formation and assessing the nature of such powers by comparing them to powers given to corresponding bodies in other regional and international countries. The study also discussed the shortcomings in the nature of the particioation.