Assam Rifles don't carry out Ops in Assam.
CI ops are primarily handled by Assam Police Ranger Corps & Black Panther cdos, as per info on open sources.
Another cdo unit present in Assam is Smart Protection Unit, tasked with Urban Ops.
Veerangana* is an all women's unit. Trained in Martial Art, their main aim is to tackle Crimes against women. They're said to remain in plain clothes in Parks, Malls, etc.