The necessity of using accounting and auditing system is substantiated in the article, its main advantages are also defined. A model of accounting and audit support has been developed in the article, suitable for usage by forestry enterprises. In the system of rational forest management, accounting and auditing support of its management is of paramount importance, because it allows to monitor, document and verify for reliability all parties of financial and economic activities of forest users. In developing a system of accounting and audit of rational forest management, we are based on the fundamental categories of the classical scientific process, so its main elements are the object, subject, methods and subjects of research in the context of the relationship between the two components – accounting (by types) and economic and environmental audit of forest resources. Conducting an environmental audit in the forestry sector is complicated by the complexity of the audit object and the contradictory and multi-level relationships between its main elements. Internal audit is one of the few available and at the same time undervalued resources, the proper use of which can improve the efficiency of the enterprise and contribute to the orderliness of the management of economic processes.