Gurugram, Oct. 14 -- The Haryana State Pollution Control Board (HSPCB) sealed three ready-mix concrete (RMC) plants in Ghamroj village, Sohna, on Monday after finding them operating without the required permissions, officials said on Tuesday.

Following a tip-off, Harish Kumar, regional officer, HSPCB North, Gurugram, and sub-divisional officer Ashish Gahlawat led the inspection, officials said.

"During the inspection, it was found that the plants did not have any required permission and were operating illegally. The premises were sealed, and the owners were sent notices," said Kumar.

The action comes amid a crackdown on unauthorised RMC plants across Gurugram. In the first week of June, HSPCB sealed 47 plants across the district over v...