This paper is intended to review and discuss the evolution of financing instruments which are implemented on the infrastructure development projects in Bangladesh. To describe the available financing tools for infrastructure development in Bangladesh. All the instruments have divided into three sections, such as; Foreign Direct Investment (FDI), Public Private Partnership (PPP) and Islamic Finance (IF). We also discuss the acts and legislation activities related to the infrastructure as well as these three modes of financing to find out the factors needed to be assessed for suggesting the government of Bangladesh. This is qualitative research utilizing case study. The outcome of this study reveals why Shariah based financing is in fact the best and most suited way of financing the development of infrastructure in Bangladesh. Due to the regulatory constraints, many Islamic financial institutions are unable to invest their funds on infrastructure projects in Bangladesh. It is anticipated that through the outcome of this research, Shariah based financing instrument can be enhanced the infrastructure growth in Bangladesh and it will provide guidance to the potential Islamic financial institutions to contribute the funds required to develop a specific infrastructural project in Bangladesh.