The remand order was passed by Additional Sessions Judge Gopal Chandra Karmakar.
NIA counsel sought 14-day custody citing the gravity of the incident, its international ramifications and investigation into the conspiracy angle.
Haque, alleged to be the financial brain behind the banned Jamaat-ul-Mujahideen Bangladesh (JMB) terror outfit, was arrested by NIA from outside Howrah railway station.
Haque, who carried a cash reward of Rs one lakh on his head and is considered to be a close aide of prime accused Sajjid, arrested chief of JMB, is alleged to have been collecting cash for running of the terror outfit, NIA officials said.
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The Centre had on October 9 decided to hand over the probe to NIA in which the role of terror groups is suspected.
The blast at Khagragarh in Burdwan district took place on October two and was probed by the state CID initially.
NIA has registered cases in the Burdwan blast case under relevant sections of Unlawful Activities (Prevention) Act.