Your bank payment was initially credited to a seller but later rejected by your bank. What should I do if my balance is negative? - PayPal
If the bank rejects the payment entirely, they may charge a Non-Sufficient Funds (NSF) fee .
While PayPal itself doesn't charge you for having a zero balance, your . If PayPal attempts to pull money from a linked bank account that also has no funds:
Buying something with PayPal when your balance is zero is a common scenario, and for most users, it won’t even slow down the checkout process. PayPal is designed to look past an empty balance and pull funds from your linked backup sources.