CBI had informed the court that there were till date 20 such cases where officers had differed on what further action needed to be taken.
The court had directed the agency to place the documents of all 20 cases within five days before CVC for its perusal and the corruption watchdog was asked to file its report in four weeks.
It had said CVC, along with other two vigilance commissioners, will examine the documents and file their report in a sealed envelope on what should be done in those cases.
DIG Ravi Kant Sharma, who supervises the coal scam probe, along with other two officers of the same rank, had said that the investigating officer (IO) had opined to close one of the cases which was rejected by him but his officers approved the opinion of IO after which closure report was filed.
