The state government in its reply filed before the bench headed by NGT chairperson Justice Swatanter Kumar said that demolition drive was carried out against unauthorized constructions within the controlled area in village Mangar in Faridabad and Gurgaon districts.
During the drive, seven farm houses and one under- construction factory, which had encroached government lands, were demolished in Manger area.
"However, entire area is under strict vigilance and no fresh construction is being allowed against the law," the state government said in its reply adding that apart from the Mangar area, strict vigil also being kept in Aravalli hills.
The state government also said that show cause notices have been issued to 153 farm houses and legal action was being taken for raising construction without prior permission from Ministry of Environment and Forests (MoEF).
The bench asked the petitioner Legal Aid Committee, National Green Tribunal Bar Association to file a reply to the affidavit of the Harayana government and posted the matter for further hearing on July 31.
The tribunal was hearing a petition filed through advocate Gaurav Bansal seeking directions to prevent construction activities in Aravallis including Mangarbani forest.