The updated list of allowed and disallowed courses is [[https://docs.google.com/document/d/1d1m5FlQ45-dEdE9D5MsgsO8pLAdIFqQ-3hh08a7FfjE/edit?usp=sharing|here]] (March 6, 2020).
List of Non-CSE Courses Allowed to be Tagged as CSE Electives
List of Non-CSE Courses Explicitly Disallowed to be Tagged as CSE Electives
SI 419 (Combinatorics)
Course contents given here http://www.math.iitb.ac.in/academic/syllabus.html#m40 indicate a
substantial content overlap with CSE courses, so this would not
be allowed.
Decision made online via email discussion by DUGC 15 Jul 2014.
EE 706 (Communication Networks)
This has too much overlapping content with the CS UG networks course contents. --Bhaskar, 14 Jan 2015