Criminal Investigation Department (CID) police detained an accused in cases over sabotage and money laundering in Baniachong upazila Monday (August 7).
The arrestee was identified as Mostaq, from Tokbazkhali village in the upazila.
CID Sub-Inspector (SI) Abul Kalam told that Mostaq was arrested from in front of the Court Mosque area in the town, in the evening.
Details will be informed later, he added.
However, law enforcers earlier detained Mostaq several times in suspicion of his involvement in militant activities.
He is an accused in five cases filed on charge of carrying out sabotage activities.