New Delhi, April 30 -- In a significant move to address alleged corruption in the real estate sector, the Supreme Court on Wednesday directed the Central Bureau of Investigation (CBI) to register seven preliminary inquiries against several builders in the National Capital Region (NCR), including the prominent firm Supertech Limited.

A bench comprising justices Surya Kant and N Kotiswar Singh passed the order after examining an affidavit filed by the CBI.

The court found prima facie evidence indicating a nexus between leading banks and real estate developers operating across Noida, Greater Noida, Gurugram, the Yamuna Expressway region, Mohali, Mumbai, Kolkata, and Allahabad.

Describing the alleged collusion as an "unholy nexus," the benc...