The executive enclave will house the new Prime Minister's Office, Cabinet Secretariat, India House and the National Security Council Secretariat.
The Delhi State Environment Impact Assessment Authority (SEIAA) has granted environmental clearance to the proposal for the construction of the 'Executive Enclave' which will house the new Prime Minister's Office and Cabinet Secretariat.
MPCB said Indiabulls had started the construction work at the IT Park project in violation of consent to establish and without complying with its directions issued on January 27.
The searches, they said, are related to the department's probe in the biggest haul of cash and gold in Chennai post demonetisation.
The Narendra Modi-led government has issued around 50 fresh guidelines easing conditions for industry in about six months, beside launching an online system for applying environment clearances.
The Uttar Pradesh government on Wednesday reluctantly admitted before the National Green Tribunal that illegal sand mining was going on in the state and not even a single environmental clearance had been granted for it in Gautam Budh Nagar district.