A fee account is an account set aside for fees, kept apart from the money that the underlying transactions move. The term is used in two ways. From a customer's side, it is the account that a bank or payment provider debits for its charges, so that fees do not reduce a settlement balance. From a provider's side, it is the internal ledger or bank account into which fee income is posted as it is earned.
The separation matters most for firms that hold other people's money. A payment institution subject to safeguarding must not leave its own revenue mixed with customer funds, so fees are swept from the safeguarded pool to a fee account promptly. Platforms likewise credit commission to a fee sub-account. Corporate customers often prefer a fee account to fee netting, because gross amounts are easier to reconcile; bank charges billed this way are itemized on an account analysis statement.