This research was conducted to find out how the implementation of positive accounting theory in determining accounting policies in chemical companies. Accounting theory on the basis of three hypotheses that are built can assist companies in determining the direction of accounting policies that will be applied by the company. In this study the method used is descriptive method by providing an in-depth description and analysis based on existing theories and the financial condition of the company. Searching for data sources in this study through literature study and literature review as well as observation of company financial reports illustrates that positive accounting theory has a relevant influence on the direction of accounting policies that are strengthened by chemical companies. To see the extent to which the impact of the implementation of positive accounting theory on companies is observed and indicators of profitability ratios and company size, based on the data that has been collected that applying and implementing positive accounting theory will have a significant impact on the running process of the company in terms of the accounting policies set company