Assistant commissioner of police Ashok Dhavle and his aide Amar Singh, arrested while allegedly smuggling brown sugar in a police vehicle, were sent to police custody until March 8.
The police told the court that they sought to find if there was an inter-state gang involved and if Dhavle, posted with the protection of civil rights department, and Singh were a part of the gang.
The police also sought to trace the person from whom the accused had collected the consignment, whom it was meant to be delivered to and if there were more persons involved.
On Tuesday, officials from the crime branch arrested Dhavle and Singh from Worli and found a packet containing 1.54 kg of brown sugar.
The contraband was smuggled from Jammu and Kashmir and was meant for circulation in the local market.
The duo is booked under relevant sections of Narcotic Drugs and Psychotropic Substances (NDPS) Act and a case has been registered at the Worli police station in this regard.