It was alleged he received £35,000 over a six-month period and travelled to Dubai numerous times with his co-conspirators.

Mahmood, from Harlow, in Essex, was refused bail and has been suspended from duty as an officer.

He is charged with conspiracy to acquire criminal property, contrary to the Criminal Law Act 1977.

The others charged with the same offence are Ioan Ghergel, 33, of Stratford, east London, and brothers Moshin Khan, 35, and Shazad Khan, 32, of the same address in Ilford and Shabaz Khan, of Barkingside, east London.

Shabaz Khan is also charged with possession of criminal property contrary to the Proceeds of Crime Act 2002 and possession of cannabis with intent to supply.

They will all appear at the Old Bailey on August 5.