SIL's auditors have raised attention on unbilled revenues relating to worth | 860.4 crore pertaining to earlier years. In respect of this, SIL is in regular discussion with concerned customers for completion of necessary certification and recovery. The availability of appropriate audit evidence on these balances has been limited due to geographical spread of operations of SIL and project-specific data being maintained at respective project site. Hence, auditor could not verify these unbilled revenues. However, the management believes this would be resolved over the next...