The scope of benchmarking is defined in the article. The aim of the article is to research theoretic aspects of benchmarking and to justify the efficiency of using benchmarking instruments with the aim of improving accounting. The perspectives of application benchmarking in system of forming an accounting information of business entities and nonprofit organizations are grounded. The factors, which provide the efficiency of benchmarking accounting system for the business entity, is defined. The organizational model of benchmarking in accounting, which will allow to minimize the cost of implementation of benchmarking, while focusing on its enforcement, are presented. It was grounded, that applying benchmarking is the possibility to form your own team of experts in accounting and taxation, to experience the implementation of organization changes consequently creating conditions for further advancement of accounting.