Yes, a bank passbook can be used as a valid proof of address in India for various purposes, including passport applications and opening new accounts. To be accepted, it must meet certain criteria:
- The passbook must be from a scheduled public sector, private sector, or regional rural bank.
- It should have your current residential address officially printed by the bank.
- It must contain your photograph, which should be attested or stamped by the bank.
- The account should ideally be active, with recent entries or updates.