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on 1 October 2029, in 3 years

Health Insurance Act

健康保険法（けんこうほけんほう）

Amended by

Act Partially Amending the National Pension Act, etc., and Other Matters, to Strengthen the Functions of the Pension System in Light of Socioeconomic Changes

社会経済の変化を踏まえた年金制度の機能強化のための国民年金法等の一部を改正する等の法律

The whole text as amended, on e-Gov

The same amending law also changes

2 provisions changed · 17 provisions removed · 2 provisions in the supplementary provisions

Each provision the amendment changes, before and after in one: words it removes are struck through, words it adds are highlighted. The Japanese is the law; the icon beside each English column says whose English it is.

Article 3 · (Definitions)第三条（定義）

Read it in the amended law
  • ChangedArticle 3, paragraph (3), item (i)

    a place of business for any of the businesses listed below and at which five or more employees work regularly:;

    次に掲げる事業の事業所であって、常時五人以上の従業員を使用するもの事業所

  • RemovedArticle 3, paragraph (3), item (i), (a)

    businesses of manufacturing, processing, selection, packaging, repair, or demolition of structures;

    物の製造、加工、選別、包装、修理又は解体の事業

  • RemovedArticle 3, paragraph (3), item (i), (b)

    civil engineering businesses or business that builds or otherwise constructs, remodels, preserves, repairs, changes, destroys, or dismantles structures, or prepares therefor;

    土木、建築その他工作物の建設、改造、保存、修理、変更、破壊、解体又はその準備の事業

  • RemovedArticle 3, paragraph (3), item (i), (c)

    business of mining or collecting minerals;

    鉱物の採掘又は採取の事業

  • RemovedArticle 3, paragraph (3), item (i), (d)

    business that generates, conducts, or transmits electricity or other power sources;

    電気又は動力の発生、伝導又は供給の事業

  • RemovedArticle 3, paragraph (3), item (i), (e)

    business that transports freight or passengers;

    貨物又は旅客の運送の事業

  • RemovedArticle 3, paragraph (3), item (i), (f)

    business that loads and unloads freight;

    貨物積卸しの事業

  • RemovedArticle 3, paragraph (3), item (i), (g)

    business of incineration or cleaning, or slaughterhouse business;

    焼却、清掃又はと殺の事業

  • RemovedArticle 3, paragraph (3), item (i), (h)

    business that sells or supplies articles;

    物の販売又は配給の事業

  • RemovedArticle 3, paragraph (3), item (i), (i)

    financial or insurance business;

    金融又は保険の事業

  • RemovedArticle 3, paragraph (3), item (i), (j)

    business that retains or leases articles;

    物の保管又は賃貸の事業

  • RemovedArticle 3, paragraph (3), item (i), (k)

    intermediary or brokerage business;

    媒介周旋の事業

  • RemovedArticle 3, paragraph (3), item (i), (l)

    money-collecting, guiding, or advertising business;

    集金、案内又は広告の事業

  • RemovedArticle 3, paragraph (3), item (i), (m)

    educational, research, or survey business;

    教育、研究又は調査の事業

  • RemovedArticle 3, paragraph (3), item (i), (n)

    business that treats or nurses sick or injured people, or midwife or other medical services;

    疾病の治療、助産その他医療の事業

  • RemovedArticle 3, paragraph (3), item (i), (o)

    communication or reporting business;

    通信又は報道の事業

  • RemovedArticle 3, paragraph (3), item (i), (p)

    social welfare services prescribed by the Social Welfare Act (Act No. 45 of 1951) and offenders rehabilitation services prescribed by the Offenders Rehabilitation Services Act (Act No. 86 of 1995); or

    社会福祉法（昭和二十六年法律第四十五号）に定める社会福祉事業及び更生保護事業法（平成七年法律第八十六号）に定める更生保護事業

  • RemovedArticle 3, paragraph (3), item (i), (q)

    a business that performs work relating to law or accounting which attorneys, certified public accountants, or other persons specified by Cabinet Order are to perform pursuant to the provisions of laws and regulations;

    弁護士、公認会計士その他政令で定める者が法令の規定に基づき行うこととされている法律又は会計に係る業務を行う事業

  • ChangedArticle 3, paragraph (3), item (ii)

    beyond what is the places of business listed in the preceding item, any place of business that regularly employs employees and is operated by the government, a local government, or a juridical person and employs employees regularly;.

    前号に掲げるもの事業所のほか、常時従業員を使用する国、地方公共団体又は法人の事業所であって、常時従業員を使用するもの

2 changes in the supplementary provisions (附則)

Supplementary Provisions, Article 27 · Transitional Measures Concerning the Scope of Employees under Health Insurance附則第二十七条（健康保険における従業員の範囲に関する経過措置）

Read it in the amended law
  • AddedSupplementary Provisions, Article 27, paragraph (1)

    With regard to the application of the provisions of Article 3, paragraph (3), item (i) of the Health Insurance Act as amended by the provisions of Article 33 (limited to the amending provisions listed in Article 1, paragraph (1), item (xiv) of the Supplementary Provisions; the same applies in Article 37 of the Supplementary Provisions) (referred to as the "item (xiv) Post-Amendment Health Insurance Act" in Article 37 of the Supplementary Provisions), for the time being, the phrase "employees" in that item is deemed to be replaced with "employees (excluding persons who fall under any of Article 3, paragraph (1), items (ii) through (v), part-time workers whose prescribed weekly scheduled working hours are less than three-fourths of the prescribed weekly scheduled working hours of an ordinary worker employed at the same place of business (for a person employed at that place of business and engaged in the same type of work as an ordinary worker employed at that place of business, the ordinary worker engaged in the same type of work as that person, except in cases specified by Order of the Ministry of Health, Labour and Welfare; hereinafter simply referred to as an 'ordinary worker' in this item) (meaning persons whose prescribed weekly scheduled working hours are shorter than the prescribed weekly scheduled working hours of an ordinary worker employed at the same place of business; the same applies hereinafter), or part-time workers whose prescribed working days per month are less than three-fourths of the prescribed working days per month of an ordinary worker employed at the same place of business (excluding persons to whom the provisions of paragraph (1) (limited to the portion pertaining to item (ix)) do not apply pursuant to Article 45 of the Supplementary Provisions of the Act Partially Amending the National Pension Act, etc. to Strengthen, etc. the Financial Basis and Minimum Guarantee Function of the Public Pension System (Act No. 62 of 2012)); the same applies hereinafter)".

    第三十三条の規定（附則第一条第一項第十四号に掲げる改正規定に限る。附則第三十七条において同じ。）による改正後の健康保険法（附則第三十七条において「第十四号改正後健保法」という。）第三条第三項第一号の規定の適用については、当分の間、同号中「従業員」とあるのは、「従業員（第一項第二号から第五号までのいずれかに該当するもの又はその一週間の所定労働時間が同一の事業所に使用される通常の労働者（当該事業所に使用される通常の労働者と同種の業務に従事する当該事業所に使用される者にあっては、厚生労働省令で定める場合を除き、当該者と同種の業務に従事する当該通常の労働者。以下この号において単に「通常の労働者」という。）の一週間の所定労働時間の四分の三未満である短時間労働者（一週間の所定労働時間が同一の事業所に使用される通常の労働者の一週間の所定労働時間に比し短い者をいう。以下同じ。）若しくはその一月間の所定労働日数が同一の事業所に使用される通常の労働者の一月間の所定労働日数の四分の三未満である短時間労働者（公的年金制度の財政基盤及び最低保障機能の強化等のための国民年金法等の一部を改正する法律（平成二十四年法律第六十二号）附則第四十五条の規定により同項（第九号に係る部分に限る。）の規定が適用されない者を除く。）を除く。以下同じ。）」とする。

Supplementary Provisions, Article 37 · Transitional Measures Concerning Applicable Places of Business of Health Insurance附則第三十七条（健康保険の適用事業所に関する経過措置）

Read it in the amended law
  • AddedSupplementary Provisions, Article 37, paragraph (1)

    With regard to a place of business of a business other than the businesses listed in Article 3, paragraph (3), item (i), (a) through (q) of the Health Insurance Act prior to amendment by the provisions of Article 33 that exists at the time of enforcement of the provisions listed in Article 1, paragraph (1), item (xiv) of the Supplementary Provisions (excluding a place of business listed in item (ii) of that paragraph), notwithstanding the provisions of Article 3, paragraph (3) of the item (xiv) Post-Amendment Health Insurance Act, the provisions then in force continue to govern for the time being. In this case, with regard to the application of the provisions of Article 31, paragraph (1) of the Health Insurance Act, the phrases listed in the left column of the following table in that paragraph are deemed to be replaced with the phrases listed in the right column of the same table.

    An employer of a non-applicable place of business may operate the place of business as an applicable place of business with authorization from the Minister of Health, Labour and Welfare.An employer of a non-applicable place of business, or of a place of business that exists at the time of enforcement of the provisions listed in Article 1, paragraph (1), item (xiv) of the Supplementary Provisions of the Act Partially Amending the National Pension Act, etc., and Other Matters, to Strengthen the Functions of the Pension System in Light of Socioeconomic Changes (Act No. 74 of 2025; hereinafter referred to as the "2025 Amendment Act" in this paragraph), that is a place of business of a business other than the businesses listed in Article 3, paragraph (3), item (i), (a) through (q) prior to amendment by the provisions of Article 33 of the 2025 Amendment Act (limited to the amending provisions listed in that item; hereinafter the same applies in this paragraph), and that regularly employs five or more employees (excluding persons who fall under any of the following items) (excluding a place of business listed in Article 3, paragraph (3), item (ii) prior to amendment by the provisions of Article 33 of the 2025 Amendment Act), may operate the place of business as an applicable place of business with authorization from the Minister of Health, Labour and Welfare. (i) a person who falls under any of Article 3, paragraph (1), items (ii) through (v); (ii) a part-time worker whose prescribed weekly scheduled working hours are less than three-fourths of the prescribed weekly scheduled working hours of an ordinary worker employed at the same place of business (for a person employed at that place of business and engaged in the same type of work as an ordinary worker employed at that place of business, the ordinary worker engaged in the same type of work as that person, except in cases specified by Order of the Ministry of Health, Labour and Welfare; hereinafter simply referred to as an 'ordinary worker' in this item and the following item) (meaning a person whose prescribed weekly scheduled working hours are shorter than the prescribed weekly scheduled working hours of an ordinary worker employed at the same place of business, and excluding a person to whom the provisions of Article 3, paragraph (1) (limited to the portion pertaining to item (ix)) do not apply pursuant to Article 45 of the Supplementary Provisions of the Act Partially Amending the National Pension Act, etc. to Strengthen, etc. the Financial Basis and Minimum Guarantee Function of the Public Pension System (Act No. 62 of 2012); the same applies in the following item); and (iii) a part-time worker whose prescribed working days per month are less than three-fourths of the prescribed working days per month of an ordinary worker employed at the same place of business.

    附則第一条第一項第十四号に掲げる規定の施行の際現に存する第三十三条の規定による改正前の健康保険法第三条第三項第一号イからレまでに掲げる事業以外の事業の事業所（同項第二号に掲げる事業所を除く。）については、当分の間、第十四号改正後健保法第三条第三項の規定にかかわらず、なお従前の例による。この場合における健康保険法第三十一条第一項の規定の適用については、同項中次の表の上欄に掲げる字句は、同表の下欄に掲げる字句に読み替えるものとする。

    事業所の事業主は、厚生労働大臣の認可を受けて、当該事業所を適用事業所とすることができる。事業所又は社会経済の変化を踏まえた年金制度の機能強化のための国民年金法等の一部を改正する等の法律（令和七年法律第七十四号。以下この項において「令和七年改正法」という。）附則第一条第一項第十四号に掲げる規定の施行の際現に存する令和七年改正法第三十三条の規定（同号に掲げる改正規定に限る。以下この項において同じ。）による改正前の第三条第三項第一号イからレまでに掲げる事業以外の事業の事業所であって、常時五人以上の従業員（次の各号のいずれかに該当する者を除く。）を使用するもの（令和七年改正法第三十三条の規定による改正前の第三条第三項第二号に掲げる事業所を除く。）の事業主は、厚生労働大臣の認可を受けて、当該事業所を適用事業所とすることができる。 一　第三条第一項第二号から第五号までのいずれかに該当する者 二　その一週間の所定労働時間が同一の事業所に使用される通常の労働者（当該事業所に使用される通常の労働者と同種の業務に従事する当該事業所に使用される者にあっては、厚生労働省令で定める場合を除き、当該者と同種の業務に従事する当該通常の労働者。以下この号及び次号において単に「通常の労働者」という。）の一週間の所定労働時間の四分の三未満である短時間労働者（一週間の所定労働時間が同一の事業所に使用される通常の労働者の一週間の所定労働時間に比し短い者をいい、公的年金制度の財政基盤及び最低保障機能の強化等のための国民年金法等の一部を改正する法律（平成二十四年法律第六十二号）附則第四十五条の規定により第三条第一項（第九号に係る部分に限る。）の規定が適用されない者を除く。次号において同じ。） 三　その一月間の所定労働日数が同一の事業所に使用される通常の労働者の一月間の所定労働日数の四分の三未満である短時間労働者