The Rana rulers were not only the dictators but also the agents of reformation.
In 1910 BS, Jung Bahadur had the first law of the land, called ‘Muluki Ain’, published in the name of King Surendra Bikram .
Bir Shamsher divided the country's territory into 35 units, called tahasils for their smooth and strong administration.
Bhim Shumsher restricted capital punishment except for rebellion.
Juddha Shumsher introduced the system of pension payment to the civil servants and opened office for keeping the records of people’s births and deaths.
Padma Shamsher introduced a new constitution to the people and Mohan Shamsher signed the Delhi Compromise in 2007 BS.
The first big irrigational canal was Chanda Nahar constructed during the time of Chandra Shumsher.
Bhim Shumsher encouraged cotton cultivation and reduce custom of the imports of cotton and salt.
The first electricity generation power house with a capacity of 500 Kw was constructed at Pharping.