The rising emphasis on environmental sustainability has prompted financial institutions to implement green banking initiatives. Green banking involves the integration of eco-friendly practices within banking operations to support environmentally responsible projects, minimize carbon footprints, and promote sustainable economic growth. This study examines the State Bank of India’s (SBI) green banking strategies, policies, and contributions toward sustainability. Utilizing a comprehensive review of secondary data sources, including sustainability reports, academic literature, and industry publications, this research underscores SBI’s commitment to environmentally responsible banking practices, energy-efficient operations, and green financing. The findings suggest that SBI has played a pivotal role in fostering sustainability while maintaining operational efficiency and economic growth.