In 2009, the govt established the Maharatna status, which raises a company investment ceiling from 1000 cr to rs 5000 cr ..

The navaratna status is offered to PSEs , which gives a company enhanced financial & operational autonomy & empowers it to invest up to rs 1000cr

The govt created another catogary called miniratna .. Miniratna's can also enter unto joint ventures . There were 41 govt enterprises that were awarded Miniratna award