Hii chandu,

Of course, they have UGC approvals if they are affiliated to a degree granting university... and AICTE approval if they affiliated to technical universities). 

ICFAI Dehradun has a UGC & DEC affiliation. IBS HYD has an AICTE affiliation. 

Hello,

IBS Ahmedabad, IBS Bangalore, IBS Gurgaon, IBS Kolkata, IBS Mumbai, IBS Pune are independent professional institutes offers PGPM. They are neither affiliated to nor are off-campus centers of any university.

for more details: https://www.ibsindia.org/vadi_faq/does-aicteugc-recognize-ibs-programs/