# 国民健康保険法 / National Health Insurance Act — 第八十四条 (Article 84)

- Law: 国民健康保険法 (National Health Insurance Act), 昭和三十三年法律第百九十二号
- English title "National Health Insurance Act": 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: 第八十四条 (Article 84)（設立の認可等） — address `art-84`
- Text in force since: 2026-10-01
- URL (the page that opens at this provision): https://japanlaw.org/ja/national-health-insurance-act/art-84
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/333AC0000000192/art-84
- 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.

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### 第八十四条（設立の認可等） — (Authorization for Establishment, etc.)
<sup>caption: Ministry of Justice translation — Japanese Law Translation Database System</sup>
<sup>art-84 · https://japanlaw.org/ja/national-health-insurance-act/art-84 · https://japanlaw.org/l/333AC0000000192/art-84</sup>

**第一項**  連合会を設立しようとするときは、当該連合会の区域をその区域に含む都道府県を統轄する都道府県知事の認可を受けなければならない。
<sup>art-84/par-1 · https://japanlaw.org/ja/national-health-insurance-act/art-84/par-1 · https://japanlaw.org/l/333AC0000000192/art-84/par-1</sup>
Establishment of a Federation is subject to the authorization of the prefectural governor governing the prefecture whose area includes the district of such Federation.
<sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

**第二項**  連合会は、設立の認可を受けた時に成立する。
<sup>art-84/par-2 · https://japanlaw.org/ja/national-health-insurance-act/art-84/par-2 · https://japanlaw.org/l/333AC0000000192/art-84/par-2</sup>
A Federation shall be incorporated at the time of authorization of its establishment.
<sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

**第三項**  都道府県の区域を区域とする連合会に、その区域内の都道府県及び市町村並びに組合の三分の二以上が加入したときは、当該区域内のその他の都道府県及び市町村並びに組合は、全て当該連合会の会員となる。
<sup>art-84/par-3 · https://japanlaw.org/ja/national-health-insurance-act/art-84/par-3 · https://japanlaw.org/l/333AC0000000192/art-84/par-3</sup>
When the membership of a Federation whose district covers the area of a prefecture has reached two-thirds or more of the prefectures, Municipalities and Societies within such district, all other prefectures, Municipalities and Societies within such district shall automatically become members of such Federation.
<sup>machine translation, not official</sup>

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## Sources

- e-Gov 法令検索, Digital Agency (デジタル庁) — 国民健康保険法 — the text in force from 2026-10-01 (https://laws.e-gov.go.jp/law/333AC0000000192/20261001_507AC0000000087), retrieved 2026-10-17
- Japanese Law Translation Database System, Ministry of Justice (法務省) — National Health Insurance Act — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/2453/tb), retrieved 2026-10-17
- claude-sonnet-5-5 — Machine translation, batch national-health-insurance-act-20261017T183826-008, translated 2026-10-18
- This site's parser, version 209 — 国民健康保険法 — structure, counts, cross-references and defined terms, computed 2026-10-17