Institute of Engineering Purwanchal Campus (Eastern Region Campus) is located in Dharan. This campus is one of the associate engineering campuses of Institute of Engineering under Tribhuvan University. 

The campus firstly started trade level courses in Mechanical, Electrical and Civil engineering subjects as specified in the loan and the project agreements. Presently, it is offering bachelor courses in   Agricultural Engineering (24 Seats) , Civil Engineering (24 Seats) , Computer Engineering (48 Seats) ,Electronics and Information Engineering (48 Seats) and other 48 Seats Mechanical Engineering.

Purwanchal Campus is apart of IOE whose products have come out to be the topper in Asian Institutes in Thailand and Japan and the like. IOE has been listed third among the ten best Asian Institutes by Bangkok based Asian Institute of Technology (AIT).

Objectives of Purwanchal Campus (ERC):

1. To produce skilled and qualified technical manpower need for the nation,
2. To produce nationally and internationally competent Technical professionals,
3. To perform various research and development works as well as to strengthen the national engineering capabilities and solve engineering problems.
4. To offer various types of training sponsored courses, conducting problem-oriented research and services.

These objectives cater toward greater mobilization of the human and physical resources for the technical advancement of the nation. In addition to this, these activities help to bridge the increasing gap between financial needs and resources of the Campus. Similarly, these objectives can contribute to broaden the professional experience of the teaching and non-teaching staff of the Campus as well as to supplement the staff so as to retain the teaching and non-teaching staff with in Purwanchal Campus (ERC).