Hello Aspirant,
See being eligible for 85% state quota of DELHI you should have the domicile of Delhi and for domicile of DELHI THERE are some conditions which you need to fulfil and those conditions are enlisted below :-
So from the above conditions we can assume that if you are minor and you and your family belongs to Bihar then you are not eligible for 85% state quota of Delhi.
I hope this information helps you.
Good Luck!!
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