Hi aspirant, based on your query below is your answer;

Required Documents

• A copy of valid Foreign Passport.
• A copy of valid Residential Permit/LTV.
• Aadhaar Card.
• Evidence of the date of birth of the parents.
• Declaration and Oath of allegiance as specified in the form to be made before the offices specified in the Citizenship Rules, 1955 i.e. Collector/ DM/ DC.

Thank You.

Hello,

It's your birth certificate. As it'll also prove that your parents are Indian. You can also use your Indian passport also.

Required documents for nationality certificate-

A copy of valid Foreign Passport.

A copy of valid Residential Permit/LTV.

Aadhaar Card.

Evidence of the date of birth of the parents viz.

Declaration and Oath of allegiance as specified in the form to be made before the offices specified in the Citizenship Rules, 1955 i.e. Collector/ DM/ DC.