Generic : Do non-engineers get an advantage in IIM admission?

At several IIMs, yes. IIM Calcutta awards up to 6 points for academic diversity, with engineering degrees scoring zero. IIM Lucknow awards 5 points for a non-engineering bachelor’s on the MBA, rising to 20 points on the MBA-ABM. IIM Tiruchirappalli awards 2%, though only to non-engineers with First Class or above.