hi,

see fees structure depends on the level of course, Interior designing courses is available on diploma level and degree level. however government institute fees structure ranges from 1-5 lakhs in total. some of the popular institute is as follows:

iit guwahati

National Institute of Fashion Technology

annamalai university

National Institute of Design, Ahmedabad

MSU - The Maharaja Sayajirao University of Baroda

YCMOU - Yashwantrao Chavan Maharashtra Open University

DEI Technical College

SNDT Women's University, Pune

hope it would help.