Abstract. The article presents the relevance and timeliness of the study concerning the prerequisites for improving the cost accounting system in coal mine enterprises in Ukraine. Future income in coal mine enterprises depends on from expenses. That’s why this situation requires constant work on solving the tasks of optimizing the level of costs and ensuring the sustainability of enterprises. The most important factor of development of enterprise is perfect accounting and management of production costs. The empirical basis was measures of coal mines of the state enterprise Lvivvukhillia, in particular the mines: «Velykomostivska», «Lisova», «Chervonogradska», «Mezhyrichanska», «Stepova». The result of research showing the existing cost accounting system at the coal mining enterprise does not have a perfect classification of all enterprise costs and their reflection on accounting accounts. The scientific significance of the article shows as to possibility to analyzing different new methods and approaches of cost accounting in the word and use the best practice in Ukrainian cost accounting at the coal mine enterprises. The practical significance of the publication involves in building effective system of cost accounting and management. This will make it possible to properly organize accounting at enterprises with a high level of production cost. The author proves that cost accounting system provides cost accounting, calculation, and cost control of cost objects. The functioning of this system depends on the established interaction between the elements of the system, which are the classification of costs, accounting objects, the accounting method, the order of distribution of indirect costs, the assessment of work in progress, the object and method of costing products, etc. It is the information that is formed in the cost accounting system that serves as the basis for the formation of management decisions regarding changes in the volume of production, assessment of cost indicators, financial results and pricing of a coal mining enterprise. Cost accounting at coal mining enterprises should be based on clear methodological recommendations that will help optimize production processes to determine the correct way to manage cost. Key words: accounting, coal, cost, cost accounting system, depreciation, expense, life cycle costing, mine, total quality management.
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