Hello aspirant I am here for helping you.
Yes IIT Madras is a autonomous institute.
if talking about the fee structure of IIT Madras it is little bit difficult to write the fee structure for all courses and branches as you didn't mentioned, of which course fee structure you are searching for so  from the below link you can check the fee structure for all courses and branch.
click me
I hope you got it.
Feel free to ask any query in comment section.
Best of luck.

IIT Madras (IITM)

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