When a contract changes the cashflows a lot or it changes the nature of the debtor’s obligation a lot - then the original liability has been extinguished and should be taken out of the accounts

Changes in the nature of the debtor’s obligation include:

(a) A change in currency

(b) Addition or removal of contingent interest rate or shared appreciation features

(c) A change in liquidation ranking of the instrument

(d) A change from variable interest rate to fixed rate or vice versa

(e) A change that requires the consent of other class of creditors of the entity

(f) Addition or deletion of cross-collateralisation provisions

(g) Addition of repayment provisions or prepayment premium clauses