"The DGP has issued a detailed circular in which it has been stated that action under the NSA must be taken against those disturbing the public order," IG (Law and Order) A Satish Ganesh said.
He said directive has been issued for taking stern action against those disturbing law and order.
Ganesh said district level officers have been asked to take seriously incidents involving people of different communities.
"The DGP has directed that if Non-Cognizable Report is filed in such cases, inquiry must be completed within 24 hours," he said.
