Dear Amritha,

There are many categories like

1.State Merit (SM)

2.Socially and Educationally Backward Classes (SE BC)

a.Ezhava (EZ)

b . Muslim (MU)

c.Other Backward Hindu (BH)

d.Latin Catholic (LC)

e.Other Backward Christian (BX)

f.Kudumbi (KU)

3. Scheduled Castes & Scheduled Tribes

And code for ge neral category is State Merit (SM).