The purpose of this research is that the multi-year budget method is one of the methods of federal budgets which can help and contribute to embodying the preparation of the typical federal budget in Iraq by taking advantage of the application of scientific principles and rules that would ensure the optimal allocation and investment of the state's financial resources and achieve The best performance and the reduction of waste of public money. Therefore, this form, more than any other, can enhance the strength, success and safety of the financial activity of the state's administrative system that adopts it, as it focuses on the volume of public expenditures and public revenues expected to be obtained in light of the fluctuation of global oil prices and the goals to be achieved, furthermore, how these objectives can be set. Therefore, applying a multi-year budget requires making some amendments to the laws and financial and accounting instructions because they are outside the requirements of preparing the traditional Iraqi budget for the success of this system. The multi-year budget plan is for the years 2023-2025. The plan includes, for each year of the budget in which growth expectations are included, the expected size of government expenditures, the expected state revenues, the total deficit expectations, the volume of expenditures according to the instructions, the amount of the allowed deficit, the expected amount of the deficit and the amount of the allowed deficit. Publication of the multi-year budget plan also allows decision-makers to the general public to know the extent of the budget commitments that the government has undertaken in the coming years in the face of the financial frameworks and objectives set by law. The investment budget's scope and the project plan's inclusion by the funds allotted to it are also important considerations.