The holder may not exercise his right under the preceding Articles where the defect on which his claim is based was apparent or where he knew or should have known of the defect on the making of the contract.
Civil Code
2015 English source edition · Current applicability not established.
This is the 2015 English-language edition attributed in its front matter to the Ministry of Justice. Eri Atlas has not independently verified the translation, later changes, or whether the text is currently in force. Nine passages are incomplete in the available scan and are identified where they occur.
Article 1956
4. Holder Knowing of Defect · Preserved transcription; page attribution imported from the source collection. Verify against the original.
Any express warranty given by the owner in such case shall be of no effect.