aspg-42-4264-1792223310 20261017074830 American Scientific Publishing Group admin@americaspg.com American Scientific Publishing Group Journal of International Economics Research JIER 3070-5665 2026 3 1 Sholdarov Dilshod Azimiddin o'g'li Professor, DSc, Department of Budget Accounting and Treasury, Tashkent State University of Economics, Tashkent. Uzbekistan Navruzova Go‘zal Olimjon qizi Department of Economy and service, Sarbon University, Tashkent. Uzbekistan 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 01 04 4264 https://creativecommons.org/licenses/by/4.0/ 10.54216/JIER.030101 https://americaspg.com/journal/42/article/4264 https://americaspg.com/storage/articles/manuscripts/01M35HVRXGGSMVFG6AAVA5872K.pdf