Custom Intelligence and Investigation Directorate (CIID) seized 136 gold bars worth around Tk 6.80cr at Shah Amanat International Airport in Chittagong yesterday.
Around 16kg gold was found in a drive, under a seat of an US-Bangla aircraft that arrived from Oman at 6:45am yesterday, said a CIID official.
Mohammad Jahed, 40, a passenger on the flight, was detained. He was found involved in the smuggling in primary investigation, CIID added.
A case was filed with Patenga Police Station and Jahed was handed over to the police.