Hey Saumya.

Here is a list of  colleges that offer the course of BA LLB in Chandigarh Tri- city area-

University Institute of Legal Studies, Panjab University, Chandigarh

Army Institute of Law, Mohali

Chandigarh University, Chd-Ldh highway, Punjab

Rayat Bahara college of Law

Aryan College of Law, Chd- Patiala Highway.

Best of luck