Kentucky Revised Statutes Title XXX. Contracts § 371.190.Obligation of debtor not extinguished or affected by internal actions of creditor

(1) The obligation of a debtor or obligor to pay or satisfy a debt, liability, or other obligation, including an obligation to pay interest, is not extinguished or otherwise adversely affected, in whole or in part, by any internal action or reporting of internal actions taken by the creditor or other obligee for purposes of the creditor or obligee's own financial, tax, or accounting records or affairs, including but not limited to treating the debt, liability, or other obligation as not collectible.

(2) Nothing in this section shall preclude the debtor or obligor, in any event, from proving that it has fully or partially paid or otherwise satisfied the debt, liability, or other obligation in accordance with the terms of the debt, liability, or other obligation.