Making a brief statement before the media at the Circuit House here on a visit to Kokrajhar, Prime Minister said "We will initiate an inquiry to find out the causes that led to violence."
Singh declared that Rs 100 crore would be given for relief and rehabilitation of the affected people, while another Rs 100 crore would be released as Special Plan assistance for development programmes in the affected areas.
Another Rs 100 crore would be released under the Indira Awas Yojana, while Rs 30,000 each would be given to those whose houses were completely damaged.
Rs 20,000 under the Prime Minister's National Relief Fund would be given to those whose houses were partially damaged, he said.
Another Rs two lakhs would be given to the next of kin of victims and Rs 50,000 to the injured.
"The violence must come to a stop. Peace must be restored. We are one people and one nation. We must live together," he said.
The Centre would work closely with the state government to tackle the situation and normalcy must return soon, the Prime Minister said.
"We have also directed the state government to provide security to the affected people so that they can go back home," he added.