Will ISEET replace all State level engineering and science entrance exams?

All states have accepted the new pattern of common entrance exam except Tamil Nadu, Himachal Pradesh, Orissa, Pondicherry and West Bengal which will take the decision by the end of April 2012. Further, It is proposed that ISEET will gradually replace all entrance exams within a couple years and aspirants will have to prepare for only one national entrance exams to take admissions into all science and engineering colleges in India vis-a-vis IITs, NITs, IIITs, IISc, IISERs, other Technical and Deemed Universities as well as all Private colleges. States which will base its admissions on ISEET as of now are Delhi, Haryana, Chandigarh and Uttarakhand. The decision to implement ISEET by the states of Gujarat, Madhya Pradesh and Chhattisgarh is final stages.