If exceptional, general circumstances arise that could not have been foreseen at the time of contracting, and as a result of their occurrence, the performance of the contractual obligation becomes onerous for the debtor, threatening them with serious loss, the court may, depending on the circumstances and after balancing the interests of the parties, reduce the onerous obligation to a reasonable limit or rule for the rescission of the contract. Any agreement to the contrary shall be void.
Interpretation and application must be checked against the official text and current version.