It announced a cash reward of Rs 5 lakh on Amjad Ali Sheikh, Habibur Rahman Sheikh and Sahanur Alom.
A team of ED officials had earlier visited the blast site to ascertain the funding module and whether any money laundering offences were involved.
Says ordered inquiry to find how prime accused Kauser Ali managed to escape
Doval explained to Banerjee the deep-rooted conspiracy being hatched from WB to target installations in Bangladesh
Mamata Banerjee was particularly upset with the local police for their inability to recover a sack containing 40 improvised hand grenades.
Doval will arrive in Kolkata with a team of top NIA officials and NSG Director Jayanta Narayan Chowdhury.
The chats reveal that Riyaz summoned Anwer to Pakistan around March 2013.
The alleged conversations followed a visit by Riyaz to meet al-Qaeda leaders around June-July 2013 to forge an alliance.
Burdwan has for long been a volatile region and the locally made bombs rarely have to travel far to find a market.
NIA issued a statement late night stating that it had completed the initial phase of probe into the bomb blast.
Health Minister Dr Harsh Vardhan has given a boost to the sales of a book he had written 10-years-ago.
Three persons, including two women – one of them the widow of a suspected terrorist who died in the blast, had been interrogated by NIA.
Congress committee meeting Saturday said that the Congress would fight against the TMC, BJP and the Left and would increase its political space in the state.
The demand for a separate insurance had intensified after the Uttarakhand floods last year.
The hand grenades were detonated at a place near Sadar Ghat outside Burdwan town on Thursday night.