The Jharkhand CM was earlier asked to appear before the EC on May 31 but he had sought more time and his appearance was rescheduled for June 14.
The bench was hearing the appeal of M/s Balasore Alloys Ltd of Odisha against the high court's refusal to continue with the status quo order favouring the firm.
The NGT had asked the CS to submit a report on illegal mining with details of violators.
The representatives for the bishop and vicar argued that the mining was done for the purpose of constructing church, school and its other institutions.
The official told TNIE that with the help of drones, the State can monitor 1,700 quarries and curb illegal mining of minerals.
The three-member full bench of High Court took up the matter after its recent visit to East Jaintia Hills district along with Chief Secretary R V Suchiang to see in person the situation.
The district judges had submitted reports which indicated 943 illegal mining cases were pending in subordinate courts.
The CBI has written to Perala Shekar Rao, a BJP leader, asking him to submit the copies of the report.
The other priests will continue in Tamil Nadu as they need to appear before the investigating officer on a daily basis until further orders.
The court was acting on a request by Directorate of Vigilance and Anti-Corruption to prosecute officials of Mines Department, in connection with alleged illegal mining of gravel in Theni.
VG Venkata Reddy further said that the vigilance department was strengthened under the direction of Mines and Geology Minister Peddireddy Ramachandra Reddy.
Over 30 feet deep earth mines have been found inside the reserve forest area and ironically, these mines have been dug with the support and help from the people appointed as forest staff and forest gu
After TNIE exclusive, NGT had sought probe and account of findings
How can a CM be so blatant, Arvind Kejriwal hits back at Punjab CM Charanjit Singh Channi over illegal mining issue
Charanjit Singh Channi visited a mining site in Rupnagar and rejected Raghav Chadha's claims of illegal mining in his constituency.
Punjab CM Charanjit Singh Channi that he wanted to provide sand at the mining sites for free but due to a contract made in the past, was unable to do so.