The Fees structure of IITs are released by the Officials every year. As you didn't mention here which particular IIT fees structure, I would suggest you to go through with the given below link to check the fees structure of each IIT.

https://engineering.careers360.com/articles/iits-btech-fee-structure

Good Luck!

Fees different for all IIT based on stream and course and category. 

Shar eus your complete details so we can send you exact fee structure. 

List of all IITs and courses available with feesgiven below. 

https://engineering.careers360.com/tags/list-of-iit-in-india