Ishak Ali, Habildar of BGB battalion 40, filed the case with Matiranga Police Station at 11 am naming 19 people and unnamed 60/70 others.
Inspector General of Police Dr Mohammad Jabed Patwary said the perpetrators will be brought to the justice through proper investigation no matter which party filed the case.
He said this while addressing a programme after inauguration of Police Officers’ Mess here.
On Wednesday, the bodies of four people, including three of a family -- Sahab Mia, 58, and his two sons Ali Akbar, 28, and Ahmed Ali, 22, of Battola area and Mofiz Mia, 50, who succumbed to his injuries on the way to hospital, were handed over to their families.
A total of five people, including a BGB soldier, were killed in the clash at Gazinagar Bazar in Matiranga upazila on Tuesday.
Hearing the news of death of her husband and two sons, Shahab’s wife Rawshan Akhter Ronju Bibi also died of a heart attack.
The clash took place when labourers were loading tree trunks on a truck when a BGB team from Khagrachhari appeared there and asked them to refrain from doing that.