provisions on assignment of claims and delega on of obliga ons shall be applied. Chapter VII Termina on of Rights and Obliga ons under a Contract Ar cle 557 A claim or obliga on shall be terminated under any of the following circumstances: (1) the obliga on has been performed; (2) the obliga ons are o set against each other; (3) the debtor has placed the subject ma er in escrow in accordance with law; (4) the creditor has exempted the obliga on; (5) the claim and obliga on are merged to be held by the same person; or (6) any other circumstance under which the par es’ agreement is terminated as provided by law or agreed by the par es. The rela onship of rights and obliga ons under a contract shall be terminated upon rescission of the contract. Ar cle 558 A er the par es’ claims and obliga ons are terminated, the par es shall, in compliance with the principle of good faith and the like, perform such obliga ons as sending no ca on, rendering assistance, keeping con den ality, and retrieving the used items according to the course of dealing. Ar cle 559 Upon termina on of a claim and an obliga on, a right accessory to the claim shall be ex nguished concomitantly, unless otherwise provided by law or agreed by the par es. Ar cle 560 Where a debtor owes to a creditor mul ple obliga ons of the same kind, and the debtor’s performance is not su cient to discharge all of the obliga ons, upon making performance, the debtor shall designate which obliga on is to be discharged, unless otherwise agreed by the par es. Where the debtor fails to make such a designa on, the due obliga on shall be performed rst. Where mul ple obliga ons are all due, the obliga on not secured or with the least security shall be performed rs. Where none of the obliga ons are secured or the obliga ons are equally secured, the obliga on with which the debtor assumes the heaviest burden shall be performed rst. Where the burdens are the same, the obliga ons shall be performed in the order of their due dates. Where the due dates are the same, the obliga ons shall be performed on a pro rata basis. Ar cle 561 In addi on to performing the principal obliga on, a debtor shall pay to the creditor interests and other expenses related to the enforcement of the obliga on. Where the payment is not su cient to discharge all of the obliga ons, unless otherwise agreed by the par es, he shall perform the obliga on in accordance with the following order: (1) the relevant expenses incurred by the creditor for enforcing his claim; (2) the interests; and (3) the principal obliga on. Ar cle 562 The par es may rescind the contract upon agreement through consulta on. The par es may agree on the causes for rescission of the contract by a party. When a cause for rescission of contract arises, the party with the right to rescission may rescind the contract. Ar cle 563 The par es may rescind the contract under any of the following circumstances: (1) the purpose of a contract is not able to be achieved due to force majeure; (2) prior to expira on of the period of performance, one of the par es explicitly expresses or indicates by his act that he will not perform the principal obliga on; (3) one of the par es delays his performance of the principal obliga on and s ll fails to perform it within a reasonable period of me a er being demanded; (4) one of the par es delays his performance of the obliga on or has otherwise acted in breach of the contract, thus makes it impossible for the purpose of the contract to be achieved; or (5) any other circumstance as provided by law. fi ti ti fi ffi ti ti ti ti ti fi ti ti ti ti ti ti ti fi ti ti ti ti ti ti ti ti ti ti ti ti ti ti ti ti tt ti ti ti ft ti ti ti ff ti ti ti ti ffi ti ti ti ti ti ti ti ti ti ti ti ti ft fi ti ti ti ti ti ti ti ti ti ti ti ti ti ti 62