This article analyzes the issues of ensuring economic stability through the state budget and taxes. The study examined fiscal indicators, the dynamics of budget revenues and expenditures, and their ratio to GDP. Structural changes in the tax system, the expansion of the tax base, and the intensification of digitalization processes were identified as important factors influencing economic stability. Analysis of the effectiveness of budget expenditures revealed the highest effectiveness of infrastructure projects and the need to increase efficiency in the healthcare and education sectors. According to the research results, the state fiscal policy is one of the main mechanisms for strengthening economic stability, and in the future, it is necessary to deepen reforms in the areas of reducing the deficit, optimizing expenditures, and increasing social effectiveness