Garg, who owns a multi-crore-rupee company which supplies electrical goods to the railways, was close to Singla who was arrested for accepting a bribe of Rs 90 lakh from senior railway officer Mahesh Kumar for the latter's appointment as member (electrical) of the powerful Railway Board.

Kumar, who was General Manager (west) Railways, had been promoted as member (staff) in Railway Board and was allegedly trying to get himself appointed to a more lucrative post as member (electrical).