Article 424
Notwithstanding the provisions of paragraph (1) of article 39 and paragraph (1) of article 43, the buyer may reduce the price in accordance with article 50 or claim damages, except for lous of profit, if he has a reasonable excuse for his failure to give the required notice.
Section III. Remedies for breach of contract by the selier
Article 45
(1) │If the seller fails to perform any of his obligations under the contract or this Convention, the buyer may:
(a)
exercise the rights provided in articles 46 to 52;
(b) claim damages as provided in articles 74 to 77.
(2) The buyer is not deprived of any right he may have to claim damages by exercising his right to other remedies.
(3) No period of grace may be granted to the seller by a court or arbitral tribunal when the buyer resorts to a remedy for breach of contract.
Article 46
(1) The buyer may require performance by the seller of his obligations unless the buyer has resorted to a remedy which is inconsistent with this requirement.
(2) If the goods do not conform with the contract, the buyer may require delivery of substitute goods only if the lack of conformity constitutes a fundamental breach of contract and a request for substitute goods is made either in conjunction with notice given under article 39 or within a reasonable time thereafter.
(3) If the goods do not conform with the contract, the buyer may require the seller to remedy the lack of conformity by repair, unless this is unreasonable having regard to all the ciroumstances. A request for repair must be made either in conjunction
with notice given under article 39 or within a reasonable time thereafter.
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