No, it is not allowed to use someone else’s PAN card number to open and operate a Demat account in your name. PAN is a unique identification number issued to individuals and entities for tax purposes and is linked to the individual or entity to whom it is issued.

Using someone else’s PAN card number for opening a Demat account is illegal and is considered an act of fraud. The Demat account is linked to your PAN card and your financial transactions are recorded against your PAN. Hence, it is important to use your PAN card for opening a Demat account.