According to state secretariat sources, Doval, who will arrive in the city tommorrow morning, is likely to meet Banerjee and senior state officials at the state secretariat in the afternoon.
He would later travel to Burdwan and go to the village where the blast took place on October 2. He will assess the progress of the probe, official sources said.
The National Investigation Agency had on Friday said that the arrested persons and their associates were members of terror group Jamaat-ul-Mujahideen Bangladesh, who were making IEDs to be transported to the neighbouring country for possible terror attacks.
Three persons, including two women - one of them the widow of a suspected terrorist who died in the blast - were arrested and interrogated by the NIA.
