Additional chief judicial magistrate of Alipore court Sumona Ghorai granted CBI's plea and remanded him to its custody till September 11.
Gandhi, MD of city-based Rainbow Production Ltd, was arrested yesterday for his alleged involvement in the Saradha chitfund scam case.
CBI claimed that he was allegedly associated with Saradha Group Chief Sudipta Sen and that huge funds were transferred to his own and company's account.
Gandhi is stated to be a confidante of a former Union Minister who is also an accused in the case.