[1][2][3][4] A member of the Nepali Congress since 1989, he won the local elections of the then Lalitpur Municipality in the years 1981, 1987, and 1992, and consequently served as a Ward Chairperson of the 03-Ward for three times.

After completing his Master's in Commerce from Tribhuvan University in 1984/5, Maharjan continued his political career by involving in socio-political activism.

Throughout his early days, as an educated and aware youth, he continued his participation in social campaigns, political activities, and academics.

He is popular for his dedicated tasks and programs he introduced in the city during him first time in office as the Mayor, and for his polite and humble attitude as well.

His ancestral house, where he spent his childhood days, is situated in the Pulchowk Area of the Lalitpur Metropolitan City.

During a small interview with Nagarik Dainik, Chiri Babu mentions, "My wife Mishri has a very valuable significance throughout my political and social career".

His youth days were inspired by social welfare campaigns, but later became the member of the Nepali Congress in 1989, which officially started his political career.

Then changed the social-activist status of Maharjan as he joined the Nepali congress party the same year, which officially embarked on his political career.

After working as the chairman for three times, Maharjan decided to stand for the Mayoral elections in the year 1997, but his candidacy was rejected by his party.

Maharjan when asked about the election tells that," The party chief Mr. Sher Bahadur Deuba initially doubted on me, and questioned on my winning.

Maharjan has been wide praised for his proper mobilization of City Police (Nagar Prahari) and introduction of dedicated cycle lanes.

The first phase of the cycle lane started from Kupondole, Pulchowk, Jawalakhel, Lagankhel, Mangalbazar for which the city has allocated 5 million rupees.

The city has allocated an additional 5 million for the second phase of the cycle lane, which is set to connect Lagankhel with Godawari.

In a small interview with Onlinekhabar, stating that 679 smart street lights have been installed on four routes of the metropolis, Mayor Maharjan claimed that the completed infrastructure is disability-friendly.

Claiming that the city has worked to make tourism a source of income, he added, "The metropolis has given priority to the development and construction of hotels and restaurants that reflect Nepal in order to increase tourist stay in Lalitpur."