The main purpose of this paper is to identify the barriers to the succession management system in the Iranian gas industry. The present study is in the framework of the interpretive paradigm and qualitative study and the researcher uses systematically collected conceptual data to identify barriers in the Iranian gas industry. In this regard, a survey strategy based unstructured interviews with selected samples from 12 human resource managers of Iranchr('39')s gas industry was used. After designing the interview protocol and gathering information through the interview, a three-step coding process including open, Axial and Selective coding was used to determine the categories and concepts. The identified barriers were classified based on the visual model into four dimensions: managerial, structural, contextual and technical, and finally the paradigm model was explained in six categories: causal, environmental, strategic, pivotal, mediating and consequential.