Lilong Haoreibi College Students’ Union is a general body of the students of the College. This elected body organises and promotes literary, cultural, sports and other related activities in the College. The secretaries elected by the students manage the functions of the union under the guidance of the Principal of the College who serves as the Union’s President.

The Students‟ Union comprises of the 8 following elected representatives: General Secretary, Finance Secretary, Magazine Secretary, Games and Sports Secretary, Social and Cultural Secretary, Debate & Extension Secretary, Boys’ Common Room Secretary and Girls‟ Common Room Secretary. The Students’ Union is allotted a separate building within the premises of the College. A separate budget is allocated to the Union for different activities. The revenue for the budget is derived from the Students’ Union fee collected from students at the time of admission.