Dual-degree Postgraduate Programme (M. Tech. + Ph.D.)
Starting May 2009, IIT-Bombay has started the dual degree (M. Tech + Ph. D) program. While there is no direct admission into this program, this is meant to facilitate M. Tech students with an inclination for research, to move into the Ph. D. program, and still earn the M. Tech degree as well at the end. Further details of this are available at the IITB academic office's rules and regulations page.

Dual-degree Programme (B. Tech + M. Tech)
The Department of CSE at IIT Bombay has a dual degree (B. Tech + M. Tech) program as well. There is no direct admission into this program. However, B. Tech students can, in consultation with their faculty advisor, apply for converting their B. Tech admission to admission into this dual degree program. The rules and regulations governing this program are available at the IITB academic office's rules and regulations page. The courses of study are available here: B. Tech and M. Tech courses.
https://www.careers360.com/university/indian-institute-of-technology-bombay

For Dual Degree (BTech + MTech)
(One Time) - At the time of Admission - 7600
Per Semester Fees - 114000
Refundable Deposits (To be paid at the time of admission) - 3000

Thank you.

Dear student,

For Dual Degree (BTech + MTech)

(One Time) - At the time of Admission - 7600

Per Semester Fees - 114000

Refundable Deposits (To be paid at the time of admission) - 3000

For (MA + PhD) Dual Degree Programmes-

Total Fees- Rs 29600 with Refundable security of Rs 3000

Hope it Helps!

Dear Student,

the fees structure for Dual Degree in IIT Bombay for CSE for under graduation course is INR 114000 and for post graduation course is 19000  (for final year)