According to an official release, Rs 50,000 will be given to all those injured in the attack.
Assam Chief Minister Tarun Gogoi announced the relief, it added.
At least 65 persons were killed and 15 were injured in the serial attack by suspected NDFB(S) terrorists last night at six places in Sonitpur, Kokrajhar and Chirang districts of Assam.
Besides, three persons were killed this morning when police opened fire on violent protesters in Sonitpur.