Article 431.1: Inviolability of a treaty

1. The provisions of this Code on the invalidity of transactions (chap. 9, para. 2) shall apply to contracts unless otherwise provided by the individual types of contract rules and this article. which took performance from the counterparty under a contract relating to the performance of business by its parties and failed to perform in whole or in part is not entitled to request that the contract be declared null and void, except in cases where the contract has been declared null and void on the grounds provided for in articles 173 to 178 and 179 of the present Code, and if 3. If the performance of the other party is declared null and void at the request of one of the parties to the contract which constitutes with a disputed transaction whose performance involves the performance of business by its parties, the general consequences of the invalidity of the transaction (art. 167) shall apply if other ambassadors The invalidity of a contract is not provided for by an agreement of the parties concluded after the contract has been declared null and void and does not affect the interests of third parties, nor does it violate the public interest. I’d like to ask you a few questions.