So, they "really" got the boot from UT in 1990 over hazing charges (bad stuff). I think they made 1 attempt at coming back.
My question is, don't they have money to build?
This is their old house:
http://www.kappasigmatau.org/index.php?view=house
Per that page, KE bought the house, so that should mean EN Upsilon has some cash in their coffers.