hello,thanks for reaching out us for help u will surely be beneficial  of this answer.

Here is the list of documents that candidates need to upload during the DU online registration process 2018-

• Class X Certificate or Mark Sheet
• Class XII Provisional/ Original Certificate/ Mark Sheet
• Recent Character Certificate
• Transfer/ Migration Certificate
• Recent Passport Size Photograph
• Scanned Signature
• PWD/ ST/ SC certificate (Only for the candidates belonging to these categories)
• OBC - NCL (Non-Creamy Layer) Certificate (if applicable)
• Income Certificate (OBC-NCL)
• Kashmir Migrant Certificate (Only those applying under Kashmir Migrant Quota)
• Educational Concession Certificate (Only CW Quota)
• ECA Distinction/ Sports Certificate (last three years – April 1, 2015, to March 31, 2018)

keep up hope

best regards for your future and  seccessful career.