Hello Aspirant,
If you want to take admission in any of the constituent college of Delhi University than you should have to fill a single application form for Delhi University before July 18th 2020 and in same application form you have to fill all the details including your category and other educational details.
then after when you qualifies the cut-off of any college under your category than you have to follow the procedure described in the allotment letter mailed to your e-mail id after counselling. Generally for Sikh minority there are four colleges under Delhi University.
For more details you should refer to the link given below :-
https://university.careers360.com/articles/du-admission
I hope this information helps you.
Good Luck!!
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