Finality of Settlement.
Section 15
SEC. 15. Finality of Settlement. - Notwithstanding the provisions of existing laws to the contrary, settlement effected in accordance with the agreed procedures of a payment system shall be final and irrevocable and shall not be subject to reversal for any reason whatsoever: Provided, That, if it is shown and established that any such fund so paid and transferred was not legally due, the settlement shall remain and such amount shall constitute a new monetary obligation owed by the payee to the person who caused the payment.