Hello aspirant,
Yes,you can get admission in IIT if you qualify JEE mains & secure 75% marks in Diploma.Diploma students are considered as 12th equivalent students.So,course period is 4years.
Refer the link https://jeemain.nta.nic.in/WebInfo/Handler/FileHandler.ashx?i=File&ii=256&iii=Y#:~:text=Only%20those%20candidates%20who%20have,Main)%20April%20%2D2020%20Examination.
Good luck!
Hi, You are not eligible to take admission in IIT. Further eligibility criteria you can even check here: http://www.engineering.careers360.com/articles/jee-main-eligibility-criteria
Good Luck.
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