0.10. In light of the ongoing debate in case law and doctrine regarding the application of the CISG to hardship situations, and the wide catalogue of answers provided by comparative law, this opinion furnishes an acceptable solution according to the needs of the international trade community for legal efficiency and certainty. This opinion provides the necessary guidelines to determine the existence of hardship under Article 79 CISG. It also sets out the obligations of the parties and the remedies available in hardship situations pursuant to the Convention’s objective to promote uniformity in its application and the observance of good faith in international trade.20 In particular, it clarifies that the parties have no duty to renegotiate the contract and that a court or arbitral tribunal may not adapt the contract or bring it to an end in case of hardship under the CISG.