# 民法 / Civil Code — 第五百六十六条 (Article 566) - Law: 民法 (Civil Code), 明治二十九年法律第八十九号 - English title "Civil Code": Ministry of Justice translation - Kind: Act — the distinction between 法律 (Act), 政令 (Cabinet Order), 省令 (Ministerial Order) and 条例 (local ordinance) decides who may issue it and what it may say. - Provision: 第五百六十六条 (Article 566)（目的物の種類又は品質に関する担保責任の期間の制限） — address `art-566` - Text in force since: 2026-06-24 - URL (the page that opens at this provision): https://japanlaw.org/en/civil-code/art-566 - Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/129AC0000000089/art-566 - Every provision below carries its address and both URLs on the line under it. - Japanese text: e-Gov 法令検索, Digital Agency (デジタル庁). English: as marked on each line below. Only the Japanese as published by the government has legal effect; the text below is a copy of it. Every English rendering below is a translation and says which kind: the Ministry of Justice's translation, or this site's machine translation, whose model and date the Sources list names. They are never merged and never substituted for one another. --- ### 第五百六十六条（目的物の種類又は品質に関する担保責任の期間の制限） — (Limitation on Period of Warranty with Respect to Kind or Quality of Subject Matter) caption: Ministry of Justice translation — Japanese Law Translation Database System art-566 · https://japanlaw.org/en/civil-code/art-566 · https://japanlaw.org/l/129AC0000000089/art-566 **第一項** 売主が種類又は品質に関して契約の内容に適合しない目的物を買主に引き渡した場合において、買主がその不適合を知った時から一年以内にその旨を売主に通知しないときは、買主は、その不適合を理由として、履行の追完の請求、代金の減額の請求、損害賠償の請求及び契約の解除をすることができない。ただし、売主が引渡しの時にその不適合を知り、又は重大な過失によって知らなかったときは、この限りでない。 art-566/par-1 · https://japanlaw.org/en/civil-code/art-566/par-1 · https://japanlaw.org/l/129AC0000000089/art-566/par-1 If the subject matter delivered by the seller to the buyer does not conform to the contract terms with respect to the kind or quality, and the buyer fails to notify the seller of the non-conformity within one year from the time when the buyer becomes aware of it, the buyer may not demand completion of the non-conformity of performance, demand a reduction of the price, claim compensation for damage, or cancel the contract, on the grounds of the non-conformity; provided, however, that this does not apply if the seller knew or did not know due to gross negligence the non-conformity at the time of the delivery. Ministry of Justice translation — Japanese Law Translation Database System ## Cited by 1 provision cites this one. No official source publishes this direction. - 宅地建物取引業法 第四十条第一項（担保責任についての特約の制限） — https://japanlaw.org/en/real-estate-brokerage-act/art-40/par-1 · https://japanlaw.org/l/327AC1000000176/art-40/par-1 --- ## Sources - e-Gov 法令検索, Digital Agency (デジタル庁) — 民法 — the text in force from 2026-06-24 (https://laws.e-gov.go.jp/law/129AC0000000089/20260624_508AC0000000045), retrieved 2026-10-11 - Japanese Law Translation Database System, Ministry of Justice (法務省) — Civil Code — Ministry of Justice translation (part 1 of 2) (https://www.japaneselawtranslation.go.jp/en/laws/view/4848/tb), retrieved 2026-10-11 - This site's parser, version 190 — 民法 — structure, counts, cross-references and defined terms, computed 2026-10-11