The purpose of the research is to examine the role of the BRICS New Development Bank (NDB) in financing infrastructure projects in developing economies.

The methodology of the research - the study uses a comprehensive approach combining quantitative analysis of financial data, qualitative assessment of project outcomes, and review of collaborative efforts with other multilateral institutions.

The practical importance of the research is to clarify the practical relevance of IDB financing strategies by shedding light on how they affect economic growth and sustainability.

The results of the research - this study also confirms that IDB financing has a transformative effect, demonstrates positive results in economic growth, and adheres to project sustainability and sustainability goals.

The originality and scientific novelty of the research - this study contributes to the academic discourse by offering a nuanced examination of the role of IDBs in infrastructure financing. In addition, the study provides new perspectives by examining the response of the IDB to the challenges posed by the COVID-19 pandemic, highlighting the need for digital infrastructure and healthcare development.

Keywords: BRICS, New Development Bank, infrastructure projects, financing, economic growth.

https://doi.org/10.59610/bbu4.2023.4.3