In regard to event registration, refunds are only issued in the case of cancelled events.

It is our policy to provide a refund when a mistake has occurred during the process of making the donation. You must request a refund within 7 days of making your donation via credit or debit card by sending a written request for a refund of making the donation to Youth for Seva official address or email contact@ycbindia.com along with -

Proof of the deduction of the donation amount.
In cases where the donation receipt has already been issued to the donor, the donor will have to return the original receipt to us at our office addresses.
If the tax exemption certificate is already issued, then we are sorry but we will not be able to refund the donation. However, in case of a valid refund request due to any error on Youth Club Bejjipuram part, then we will refund the donation and bear the costs of the same.
International donations will need a minimum 10 days for the refund process.