Yes, bank account you are maintaining is essential if payment through Paypal is required including your email ID. . After giving details of your account to Paypal, they will verify it through sending a small amount between one dollar to any amount of cent to your account.. On verification, your bank account will be associated with Paypal account. Paypal will then withdraw money as and when received in your favor from any other source and further send it to your Bank account after converting the currency applicable in your country. Paypal does not charge any fee for above transaction.