Journal of International Economics Research JIER 3070-5665 10.54216/JIER https://www.americaspg.com/journals/show/4264 2025 2025 Professor, DSc, Department of Budget Accounting and Treasury, Tashkent State University of Economics, Tashkent. Uzbekistan Sholdarov Sholdarov Department of Economy and service, Sarbon University, Tashkent. Uzbekistan Navruzova Go‘zal Olimjon qizi This article analyzes the practical effectiveness of treasury mechanisms, which constitute a key institutional component of the public financial management system in Uzbekistan, using empirical and econometric methods. The study covers the period from 2015 to 2024 and examines indicators of state budget execution, the share of payments carried out through the treasury system, and measures of fiscal discipline. Time series analysis and regression models are employed to assess the impact of treasury control on the efficiency of budget execution. The results indicate that the strengthening of treasury mechanisms contributes to enhancing fiscal stability. The findings of the study provide a basis for developing scientific and practical recommendations aimed at improving public financial management under the conditions of Uzbekistan. 2026 2026 01 04 10.54216/JIER.030101 https://www.americaspg.com/articleinfo/42/show/4264