Hello Ashik Ali. Thanks for contacting Careers360 and we hope we will be able to answer your query. 

Note that AMU has released its fee structure for the Academic year 2017-18, the details of which are given here in this PDF:

• http://amu.ac.in/pdf/fcomputer/ADM1718WEB.pdf

Here, E stands for External Students and I stands for Internal Students. Also, please see here:

• https://educationiconnect.com/aligarh-muslim-university-fee-structure/

Hope this helps you and all the best!