# 民事訴訟法 / Code of Civil Procedure — 第二百十四条 (Article 214) - Law: 民事訴訟法 (Code of Civil Procedure), 平成八年法律第百九号 - English title "Code of Civil Procedure": 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: 第二百十四条 (Article 214)（忌避） — address `art-214` - Text in force since: 2026-06-24 - URL (the page that opens at this provision): https://japanlaw.org/ja/code-of-civil-procedure/art-214 - Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/408AC0000000109/art-214 - 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. --- ### 第二百十四条（忌避） — (Challenging an Expert) caption: Ministry of Justice translation — Japanese Law Translation Database System art-214 · https://japanlaw.org/ja/code-of-civil-procedure/art-214 · https://japanlaw.org/l/408AC0000000109/art-214 **第一項** 鑑定人について誠実に鑑定をすることを妨げるべき事情があるときは、当事者は、その鑑定人が鑑定事項について陳述をする前に、これを忌避することができる。鑑定人が陳述をした場合であっても、その後に、忌避の原因が生じ、又は当事者がその原因があることを知ったときは、同様とする。 art-214/par-1 · https://japanlaw.org/ja/code-of-civil-procedure/art-214/par-1 · https://japanlaw.org/l/408AC0000000109/art-214/par-1 If there are circumstances in which an expert is involved that could prevent expert testimony from being given in good faith, a party may challenge the expert before the expert enters a statement about a matter involved in the expert testimony. The same applies if, after an expert enters a statement, any grounds for challenge occur or a party becomes aware of the existence of any grounds for challenge. Ministry of Justice translation — Japanese Law Translation Database System **第二項** 忌避の申立ては、受訴裁判所、受命裁判官又は受託裁判官にしなければならない。 art-214/par-2 · https://japanlaw.org/ja/code-of-civil-procedure/art-214/par-2 · https://japanlaw.org/l/408AC0000000109/art-214/par-2 A motion to challenge must be filed with the court in charge of the case or with an authorized or commissioned judge. Ministry of Justice translation — Japanese Law Translation Database System **第三項** 忌避を理由があるとする決定に対しては、不服を申し立てることができない。 art-214/par-3 · https://japanlaw.org/ja/code-of-civil-procedure/art-214/par-3 · https://japanlaw.org/l/408AC0000000109/art-214/par-3 No appeal may be entered against a ruling finding grounds for challenge. Ministry of Justice translation — Japanese Law Translation Database System **第四項** 忌避を理由がないとする決定に対しては、即時抗告をすることができる。 art-214/par-4 · https://japanlaw.org/ja/code-of-civil-procedure/art-214/par-4 · https://japanlaw.org/l/408AC0000000109/art-214/par-4 An immediate appeal may be filed against a ruling finding no grounds for challenge. Ministry of Justice translation — Japanese Law Translation Database System --- ## Sources - e-Gov 法令検索, Digital Agency (デジタル庁) — 民事訴訟法 — the text in force from 2026-06-24 (https://laws.e-gov.go.jp/law/408AC0000000109/20260624_508AC0000000046), retrieved 2026-10-17 - Japanese Law Translation Database System, Ministry of Justice (法務省) — Code of Civil Procedure — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/4797/tb), retrieved 2026-10-17 - This site's parser, version 209 — 民事訴訟法 — structure, counts, cross-references and defined terms, computed 2026-10-17