Hii dear, 

• Class 10 certificates (mark sheet or certificate) which will have your date of birth and parents names

• Class 12 certificate (mark sheet or certificate)
• Recent character certificate
• Provisional certificate
• 5 passport size photograph
• SC/ST/OBC/EWS/CW/KM certificate (in the name of the applicant) issued by the competent authority. The names of applicants claiming reservation under SC/ST/OBC/EWS/CW/KM must match with the names that appear on their corresponding School Board qualifying certificates; similarly, their parents' names must match in both sets of certificates
• EWS Certificate from competent authority certifying the applicant can claim reservation under this category. 
• The Delhi University registration form
• The particular college form which you wish to get in, in accordance with your marks and take a print out 2 copies

You should have atleast 2 photo copies of each document you are carrying.

Hope this helped. 

Good luck! 

• Class 12th or qualifying examination mark sheet and passing certificate clearly mentioning the marks obtained and the subjects appeared for.
• Class 10th mark sheet, the passing certificate as proof of age
• Caste Certificate/ EWS Certificate (as applicable)
• Transfer certificate from the school
• Migration certificate from the board
• Character certificate
• OMR form - University registration (most important)
• Receipt of Fee Payment