New Delhi: Essar promoters Ravi and Anshuman Ruia, and Loop Telecom's Kiran Khaitan and IP Khaitan have been charged with conspiracy while Essar's Director for Strategy and Planning Vikash Saraf has been charged with cheating and conspiracy in the 2G spectrum allocation scam. The Special Central Bureau of Investigation (CBI) court also granted them bail on a surety bond of Rs 5 lakh each while charging them.