# Article 19, paragraph (3), its wordings — Arbitration Act

This is the Markdown twin of https://japanlaw.org/en/arbitration-act/history/art-19/par-3. Every law, and how to address a provision: https://japanlaw.org/llms.txt. The same laws as MCP tools (no sign-in): https://japanlaw.org/mcp.

How the wording of Article 19, paragraph (3) (第十九条第三項) changed with each amendment, and how it will change.

- Law: Arbitration Act (仲裁法) — https://japanlaw.org/en/arbitration-act
- Provision: Article 19, paragraph (3) (第十九条第三項) — https://japanlaw.org/en/arbitration-act/art-19/par-3 (as Markdown: https://japanlaw.org/md/en/arbitration-act/art-19/par-3)
- The law's amendments: https://japanlaw.org/en/arbitration-act/amendments
- 2 wordings, oldest first.

## 1. Before Act No. 53 of 2023

- State: In force

Japanese:

> 前項の申立てをしようとする当事者は、仲裁廷が構成されたことを知った日又は前条第一項各号に掲げる事由のいずれかがあることを知った日のいずれか遅い日から十五日以内に、忌避の原因を記載した申立書を仲裁廷に提出しなければならない。この場合において、仲裁廷は、当該仲裁人に忌避の原因があると認めるときは、忌避を理由があるとする決定をしなければならない。

English (Japanese Law Translation, Ministry of Justice):

> A party that intends to file a petition referred to in the preceding paragraph must submit a written petition stating the grounds for the challenge to the arbitral tribunal within 15 days from the day on which they became aware that the arbitral tribunal had been organized or the day on which they became aware of the existence of any grounds referred to in the items of paragraph (1) of the preceding Article, whichever comes later. In this case, if the arbitral tribunal finds grounds for challenging the arbitrator, it must decide that the challenge is well-grounded.

## 2. By 13 June 2028 — Act No. 53 of 2023

- State: Not yet in force
- Takes effect: By 13 June 2028
- The amendment: Moved to Article 21, paragraph (3); its words stay the same (Act No. 53 of 2023) — https://japanlaw.org/en/arbitration-act/amendments/20280613_505AC0000000053

Japanese:

> 前項の申立てをしようとする当事者は、仲裁廷が構成されたことを知った日又は前条第一項各号に掲げる事由のいずれかがあることを知った日のいずれか遅い日から十五日以内に、忌避の原因を記載した申立書を仲裁廷に提出しなければならない。この場合において、仲裁廷は、当該仲裁人に忌避の原因があると認めるときは、忌避を理由があるとする決定をしなければならない。

English (Japanese Law Translation, Ministry of Justice):

> A party that intends to file a petition referred to in the preceding paragraph must submit a written petition stating the grounds for the challenge to the arbitral tribunal within 15 days from the day on which they became aware that the arbitral tribunal had been organized or the day on which they became aware of the existence of any grounds referred to in the items of paragraph (1) of the preceding Article, whichever comes later. In this case, if the arbitral tribunal finds grounds for challenging the arbitrator, it must decide that the challenge is well-grounded.

---

## Sources

- The dates and the amending laws: e-Gov (Digital Agency) (https://laws.e-gov.go.jp/law/415AC0000000138)
- English name of the law: Japanese Law Translation, Ministry of Justice (https://www.japaneselawtranslation.go.jp/en/laws/view/4440/tb)
- English titles of the amending laws: Written for this site with AI
- The Japanese text before: e-Gov (Digital Agency) (https://laws.e-gov.go.jp/law/415AC0000000138/20260521_504AC0000000048)
- The Japanese text after: e-Gov (Digital Agency) (https://laws.e-gov.go.jp/law/415AC0000000138/20280613_505AC0000000053)