The impact of accounting disclosure according to the standard (IFRS-16) lease contracts on the efficiency of the finan

IFRS-16 standard showed changes in the quality of disclosure and accounting treatment of lease contracts, which was reflected in the information content of the financial statements. The research deals with the statement of the impact of applying IFRS-16 standard on the efficiency of the financial performance of banks by measuring the level of performance according to financial indicators. The research aims to evaluate the changes in reclassifying lease contracts to financing and operating on the financial position of banks. The financial analysis method was adopted, relying on some of the main financial indicators to evaluate the financial performance of Mansour Investment Bank, the research sample, such as the ratio of debt to equity, the ratio of fixed assets to equity, and some other indicators. The most important conclusions are that there is a clear impact in applying the standard on the efficiency of the bank's performance, the research sample. The most important recommendations are the necessity of applying the standard to all Iraqi banks in order to enhance the qualitative characteristics of accounting information in financial statements and increase the efficiency of these banks in the financial markets.