In the conditions of the global economy, the chemical industry is undergoing rapid changes. Changes in the world chemical industry and problems associated with the commercialization of finished products require new approaches. The sustainable development of industry enterprises depends on management decisions to ensure the availability of available resources and their effective use. Management accounting, as a means of ensuring the effective organization and use of resources, has its place in the process of making management decisions. Inadequate organization of management accounting and the lack of use of modern methods used in it can negatively affect the organization of production and its efficiency. In management accounting, the organization of cost accounting and ensuring its efficiency are priority issues. The use of modern methods of management accounting in the organization of costs ensures the organization of costs in a modern way. One of the modern methods used in management accounting today is the ABC costing or activity-based method. In this scientific work, the ABC costing method and the specific features of its application were taken as the object of research.

This article examines improvements in the accounting of ancillary production and general economic costs in tourism and hotel complexes. Methods for classifying, recognizing, calculating, and allocating costs for tourism and hotel enterprises are proposed and recommended, and the methodological framework for their accounting is refined.

This article explores the improvement of the accounting system for environmental investment expenses at enterprises in the construction materials industry. The study identifies that under the current national chart of accounts, such expenses are recorded under general production costs, limiting transparency and analytical control. Therefore, the paper proposes the introduction of a new account 8540 – "Financing of Environmental Investment Expenditures" and its sub-accounts 8541, 8542, and 8543. Comparative analysis with IFRS standards and practical implementation based on selected industrial companies were conducted to justify the effectiveness of the proposed model.

This article examines retail banking products in commercial banks and their impact on the efficiency of banking activities. Through a comprehensive analysis of relevant literature and empirical data, the author studied various dimensions of retail banking products and their impact on banking efficiency. In addition, the article conducted research and analysis on the areas of transformation and digitization of banks, the role of retail banking products in increasing bank income, improving customer relations, and saving bank costs. In general, the article examined how retail banking products contribute to the efficiency of banking activities and conducted a comprehensive analysis on the example of JSCB with foreign capital “Hamkorbank”.