Hii!
Not particularly in Calicut but across Kerala, there are a number of colleges providing the b.com taxation and finance courses. Some of them are -
* St. Alberts college, Ernakulam
* Sacred heart college, Kochi
* Nirmala college, muvattupuzha
* Mahatma Gandhi university, Kottayam
* St. Teresa's college, Ernakulam
Etc.,
Hope this helps.
Good luck!