This report examines the administrative reforms introduced by Sher Shah Suri, one of the most capable rulers of medieval India, who ruled from 1540 to 1545. Although his reign was short, his policies laid a strong foundation for an efficient and organized system of governance. The study highlights his major reforms in central administration, revenue system, military organization, judicial structure, currency, and communication network. Sher Shah Suri established a highly centralized administrative system. He divided his empire into provinces called sarkars, which were further divided into parganas and villages for better management and supervision. Efficient officers were appointed at each level to ensure accountability and reduce corruption. His land revenue reforms were particularly significant. He introduced systematic land measurement and classification based on fertility. Revenue was fixed at a reasonable rate, generally one-third of the produce, and peasants were given written agreements to prevent exploitation. In the military sphere, Sher Shah introduced branding of horses and maintained descriptive records of soldiers to eliminate fraud. He also strengthened law and order by establishing an effective police system and ensuring strict justice. His judicial system treated all subjects equally, regardless of religion or social status. Furthermore, Sher Shah improved trade and communication by constructing roads, most notably the Grand Trunk Road, connecting major regions of his empire. He built inns, wells, and planted trees along highways to facilitate travel and commerce. His introduction of a uniform silver coin, the Rupiya, stabilized the economy and promoted trade. Overall, Sher Shah Suri’s administrative reforms demonstrated foresight, practicality, and fairness. His innovations greatly influenced later Mughal administration, especially under Akbar, and left a lasting impact on Indian governance.