The literature confirms that there are certain barriers in adaptation of sustainability accounting practice. This study elaborates on those barriers and suggest how to overcome and mitigate the effect of those barriers. An Interpretative Structural Model is developed to illustrates sustainability accounting barrier and its inter-relationship. This developed ISM suggests that two barriers i.e., Lack of reporting standard and insufficient knowledge are the most significant barriers and influences other barriers in sustainability accounting practice. Based on developed ISM, the present study concludes that by providing proper and adequate standard format for sustainability reporting and imparting sufficient knowledge on sustainability accounting, barriers can be overcome. The result of this study has wider applicability across regions. Hence, this study results are of interest for policy makers, business entity and researchers.