Changes to Japanese law on 1 April 2023

39 laws on this site changed on this day, as amendments . For each: the law that amends it, and a link to e-Gov's text of the law as amended. The wording before and after is not on this site.

Real Property Registration Act
不動産登記法（ふどうさんとうきほう）
Amended by
- Act Partially Amending the Civil Code, etc. (Act No. 24 of 2021)
  民法等の一部を改正する法律（令和三年法律第二十四号）
  The text after this amendment, on e-Gov
Residential Basic Book Act
住民基本台帳法（じゅうみんきほんだいちょうほう）
Amended by
- Act Partially Amending the Act on Securing Compensation for Automobile Accidents and the Act on Special Accounts (Act No. 65 of 2022)
  自動車損害賠償保障法及び特別会計に関する法律の一部を改正する法律（令和四年法律第六十五号）
  The text after this amendment, on e-Gov
- Act on Arrangement of Relevant Acts Incidental to Enforcement of the Act for Establishment of the Children and Families Agency (Act No. 76 of 2022)
  こども家庭庁設置法の施行に伴う関係法律の整備に関する法律（令和四年法律第七十六号）
  The text after this amendment, on e-Gov
Act on the Protection of Personal Information
個人情報の保護に関する法律（こじんじょうほうのほごにかんするほうりつ）
Amended by
- Act on the Arrangement of Related Acts for the Formation of a Digital Society (Act No. 37 of 2021)
  デジタル社会の形成を図るための関係法律の整備に関する法律（令和三年法律第三十七号）
  The text after this amendment, on e-Gov
Health Insurance Act
健康保険法（けんこうほけんほう）
Amended by
- Act Partially Amending the Income Tax Act, etc. (Act No. 3 of 2023)
  所得税法等の一部を改正する法律（令和五年法律第三号）
  The text after this amendment, on e-Gov
Labor Standards Act
労働基準法（ろうどうきじゅんほう）
Amended by
- Act on the Arrangement of Related Acts to Promote Work Style Reform (Act No. 71 of 2018)
  働き方改革を推進するための関係法律の整備に関する法律（平成三十年法律第七十一号）
  The text after this amendment, on e-Gov
Ordinance for Enforcement of the Labor Standards Act
労働基準法施行規則（ろうどうきじゅんほうしこうきそく）
Amended by
- Ministerial Order on the Arrangement of Ministerial Orders Related to the Ministry of Health, Labour and Welfare upon the Enforcement of the Act on the Arrangement of Related Acts to Promote Work Style Reform (Ministry of Health, Labour and Welfare Order No. 112 of 2018)
  働き方改革を推進するための関係法律の整備に関する法律の施行に伴う厚生労働省関係省令の整備等に関する省令（平成三十年厚生労働省令第百十二号）
  The text after this amendment, on e-Gov
- Ministerial Order Partially Amending the Ordinance for Enforcement of the Labor Standards Act (Ministry of Health, Labour and Welfare Order No. 158 of 2022)
  労働基準法施行規則の一部を改正する省令（令和四年厚生労働省令第百五十八号）
  The text after this amendment, on e-Gov
Medical Practitioners' Act
医師法（いしほう）
Amended by
- Act Partially Amending the Medical Care Act, etc. for Promoting the Securing of a System for Efficiently Providing High-Quality and Appropriate Medical Care (Act No. 49 of 2021)
  良質かつ適切な医療を効率的に提供する体制の確保を推進するための医療法等の一部を改正する法律（令和三年法律第四十九号）
  The text after this amendment, on e-Gov
Medical Care Act
医療法（いりょうほう）
Amended by
- Act on Arrangement of Relevant Acts Incidental to Enforcement of the Act for Establishment of the Children and Families Agency (Act No. 76 of 2022)
  こども家庭庁設置法の施行に伴う関係法律の整備に関する法律（令和四年法律第七十六号）
  The text after this amendment, on e-Gov
Employees' Pension Insurance Act
厚生年金保険法（こうせいねんきんほけんほう）
Amended by
- Act Partially Amending the National Pension Act, etc. to Strengthen the Functions of the Pension System (Act No. 40 of 2020)
  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法律（令和二年法律第四十号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Income Tax Act, etc. (Act No. 3 of 2023)
  所得税法等の一部を改正する法律（令和五年法律第三号）
  The text after this amendment, on e-Gov
National Health Insurance Act
国民健康保険法（こくみんけんこうほけんほう）
Amended by
- Act on Arrangement of Relevant Acts Incidental to Enforcement of the Act for Establishment of the Children and Families Agency (Act No. 76 of 2022)
  こども家庭庁設置法の施行に伴う関係法律の整備に関する法律（令和四年法律第七十六号）
  The text after this amendment, on e-Gov
National Pension Act
国民年金法（こくみんねんきんほう）
Amended by
- Act Partially Amending the National Pension Act, etc. to Strengthen the Functions of the Pension System (Act No. 40 of 2020)
  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法律（令和二年法律第四十号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Income Tax Act, etc. (Act No. 3 of 2023)
  所得税法等の一部を改正する法律（令和五年法律第三号）
  The text after this amendment, on e-Gov
National Tax Collection Act
国税徴収法（こくぜいちょうしゅうほう）
Amended by
- Act Partially Amending the Income Tax Act, etc. (Act No. 3 of 2023)
  所得税法等の一部を改正する法律（令和五年法律第三号）
  The text after this amendment, on e-Gov
Act on General Rules for National Taxes
国税通則法（こくぜいつうそくほう）
Amended by
- Act Partially Amending the Income Tax Act, etc. (Act No. 3 of 2023)
  所得税法等の一部を改正する法律（令和五年法律第三号）
  The text after this amendment, on e-Gov
Rules for Organization of Regional Immigration Services Bureaus
地方出入国在留管理局組織規則（ちほうしゅつにゅうこくざいりゅうかんりきょくそしききそく）
Amended by
- Ministerial Order Partially Amending the Rules for Organization of Regional Immigration Services Bureaus (Ministry of Justice Order No. 16 of 2023)
  地方出入国在留管理局組織規則の一部を改正する省令（令和五年法務省令第十六号）
  The text after this amendment, on e-Gov
Local Tax Act
地方税法（ちほうぜいほう）
Amended by
- Act Partially Amending the Local Tax Act, etc. (Act No. 7 of 2021)
  地方税法等の一部を改正する法律（令和三年法律第七号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Local Tax Act, etc. (Act No. 1 of 2022)
  地方税法等の一部を改正する法律（令和四年法律第一号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Museum Act (Act No. 24 of 2022)
  博物館法の一部を改正する法律（令和四年法律第二十四号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Act on the Rational Use of Energy, etc. to Establish a Stable Energy Supply and Demand Structure (Act No. 46 of 2022)
  安定的なエネルギー需給構造の確立を図るためのエネルギーの使用の合理化等に関する法律等の一部を改正する法律（令和四年法律第四十六号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Local Tax Act, etc. (Act No. 1 of 2023)
  地方税法等の一部を改正する法律（令和五年法律第一号）
  The text after this amendment, on e-Gov
Act on Regulation of Cannabis Cultivation
大麻草の栽培の規制に関する法律（たいまそうのさいばいのきせいにかんするほうりつ）
Amended by
- Act Partially Amending the Civil Code, etc. (Act No. 24 of 2021)
  民法等の一部を改正する法律（令和三年法律第二十四号）
  The text after this amendment, on e-Gov
School Education Act
学校教育法（がっこうきょういくほう）
Amended by
- Act on Arrangement of Relevant Acts Incidental to Enforcement of the Act for Establishment of the Children and Families Agency (Act No. 76 of 2022)
  こども家庭庁設置法の施行に伴う関係法律の整備に関する法律（令和四年法律第七十六号）
  The text after this amendment, on e-Gov
Act on Building Unit Ownership
建物の区分所有等に関する法律（たてもののくぶんしょゆうとうにかんするほうりつ）
Amended by
- Act Partially Amending the Civil Code, etc. (Act No. 24 of 2021)
  民法等の一部を改正する法律（令和三年法律第二十四号）
  The text after this amendment, on e-Gov
Family Register Act
戸籍法（こせきほう）
Amended by
- Act on the Arrangement of Related Acts for the Formation of a Digital Society (Act No. 37 of 2021)
  デジタル社会の形成を図るための関係法律の整備に関する法律（令和三年法律第三十七号）
  The text after this amendment, on e-Gov
Income Tax Act
所得税法（しょとくぜいほう）
Amended by
- Act Partially Amending the Income Tax Act, etc. (Act No. 3 of 2023)
  所得税法等の一部を改正する法律（令和五年法律第三号）
  The text after this amendment, on e-Gov
Regulation for Enforcement of the Income Tax Act
所得税法施行規則（しょとくぜいほうしこうきそく）
Amended by
- Ministerial Order Partially Amending the Regulation for Enforcement of the Income Tax Act (Ministry of Finance Order No. 12 of 2023)
  所得税法施行規則の一部を改正する省令（令和五年財務省令第十二号）
  The text after this amendment, on e-Gov
Act on Special Measures for Securing the Financial Resources Necessary to Implement Measures for Reconstruction following the Great East Japan Earthquake
東日本大震災からの復興のための施策を実施するために必要な財源の確保に関する特別措置法（ひがしにほんだいしんさいからのふっこうのためのしさくをじっしするためにひつようなざいげんのかくほにかんするとくべつそちほう）
Amended by
- Act Partially Amending the Income Tax Act, etc. (Act No. 3 of 2023)
  所得税法等の一部を改正する法律（令和五年法律第三号）
  The text after this amendment, on e-Gov
Act on Advancement of Measures to Support Raising Next-Generation Children
次世代育成支援対策推進法（じせだいいくせいしえんたいさくすいしんほう）
Amended by
- Act on Arrangement of Relevant Acts Incidental to Enforcement of the Act for Establishment of the Children and Families Agency (Act No. 76 of 2022)
  こども家庭庁設置法の施行に伴う関係法律の整備に関する法律（令和四年法律第七十六号）
  The text after this amendment, on e-Gov
Code of Civil Procedure
民事訴訟法（みんじそしょうほう）
Amended by
- Act Partially Amending the Civil Code, etc. (Act No. 24 of 2021)
  民法等の一部を改正する法律（令和三年法律第二十四号）
  The text after this amendment, on e-Gov
Civil Code
民法（みんぽう）
Amended by
- Act Partially Amending the Civil Code, etc. (Act No. 24 of 2021)
  民法等の一部を改正する法律（令和三年法律第二十四号）
  The text after this amendment, on e-Gov
- Act Partially Amending the National Public Service Act, etc. (Act No. 61 of 2021)
  国家公務員法等の一部を改正する法律（令和三年法律第六十一号）
  The text after this amendment, on e-Gov
Corporation Tax Act
法人税法（ほうじんぜいほう）
Amended by
- Act Partially Amending the Income Tax Act, etc. (Act No. 3 of 2023)
  所得税法等の一部を改正する法律（令和五年法律第三号）
  The text after this amendment, on e-Gov
Consumption Tax Act
消費税法（しょうひぜいほう）
Amended by
- Act Partially Amending the Income Tax Act, etc. (Act No. 4 of 2022)
  所得税法等の一部を改正する法律（令和四年法律第四号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Act on Securing Compensation for Automobile Accidents and the Act on Special Accounts (Act No. 65 of 2022)
  自動車損害賠償保障法及び特別会計に関する法律の一部を改正する法律（令和四年法律第六十五号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Income Tax Act, etc. (Act No. 3 of 2023)
  所得税法等の一部を改正する法律（令和五年法律第三号）
  The text after this amendment, on e-Gov
Public Assistance Act
生活保護法（せいかつほごほう）
Amended by
- Act on Arrangement of Relevant Acts Incidental to Enforcement of the Act for Establishment of the Children and Families Agency (Act No. 76 of 2022)
  こども家庭庁設置法の施行に伴う関係法律の整備に関する法律（令和四年法律第七十六号）
  The text after this amendment, on e-Gov
Inheritance Tax Act
相続税法（そうぞくぜいほう）
Amended by
- Act Partially Amending the Civil Code, etc. (Act No. 24 of 2021)
  民法等の一部を改正する法律（令和三年法律第二十四号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Income Tax Act, etc. (Act No. 3 of 2023)
  所得税法等の一部を改正する法律（令和五年法律第三号）
  The text after this amendment, on e-Gov
Bankruptcy Act
破産法（はさんほう）
Amended by
- Act Partially Amending the Civil Code, etc. (Act No. 24 of 2021)
  民法等の一部を改正する法律（令和三年法律第二十四号）
  The text after this amendment, on e-Gov
Act on Public Consultants on Social and Labour Insurance
社会保険労務士法（しゃかいほけんろうむしほう）
Amended by
- Act Partially Amending the Income Tax Act, etc. (Act No. 4 of 2022)
  所得税法等の一部を改正する法律（令和四年法律第四号）
  The text after this amendment, on e-Gov
Act on Special Measures Concerning Taxation
租税特別措置法（そぜいとくべつそちほう）
Amended by
- Act Partially Amending the Civil Code, etc. (Act No. 24 of 2021)
  民法等の一部を改正する法律（令和三年法律第二十四号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Income Tax Act, etc. (Act No. 4 of 2022)
  所得税法等の一部を改正する法律（令和四年法律第四号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Museum Act (Act No. 24 of 2022)
  博物館法の一部を改正する法律（令和四年法律第二十四号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Act on the Rational Use of Energy, etc. to Establish a Stable Energy Supply and Demand Structure (Act No. 46 of 2022)
  安定的なエネルギー需給構造の確立を図るためのエネルギーの使用の合理化等に関する法律等の一部を改正する法律（令和四年法律第四十六号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Income Tax Act, etc. (Act No. 3 of 2023)
  所得税法等の一部を改正する法律（令和五年法律第三号）
  The text after this amendment, on e-Gov
Act on Childcare Leave, Caregiver Leave, and Other Measures for the Welfare of Workers Caring for Children or Other Family Members
育児休業、介護休業等育児又は家族介護を行う労働者の福祉に関する法律（いくじきゅうぎょうかいごきゅうぎょうとういくじまたはかぞくかいごをおこなうろうどうしゃのふくしにかんするほうりつ）
Amended by
- Act Partially Amending the Act on Childcare Leave, Caregiver Leave, and Other Measures for the Welfare of Workers Caring for Children or Other Family Members and the Employment Insurance Act (Act No. 58 of 2021)
  育児休業、介護休業等育児又は家族介護を行う労働者の福祉に関する法律及び雇用保険法の一部を改正する法律（令和三年法律第五十八号）
  The text after this amendment, on e-Gov
- Act Partially Amending the National Public Service Act, etc. (Act No. 61 of 2021)
  国家公務員法等の一部を改正する法律（令和三年法律第六十一号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Local Public Service Act (Act No. 63 of 2021)
  地方公務員法の一部を改正する法律（令和三年法律第六十三号）
  The text after this amendment, on e-Gov
Act on Securing Compensation for Automobile Accidents
自動車損害賠償保障法（じどうしゃそんがいばいしょうほしょうほう）
Amended by
- Act Partially Amending the Act on Securing Compensation for Automobile Accidents and the Act on Special Accounts (Act No. 65 of 2022)
  自動車損害賠償保障法及び特別会計に関する法律の一部を改正する法律（令和四年法律第六十五号）
  The text after this amendment, on e-Gov
Act on the Use of Numbers to Identify a Specific Individual in Administrative Procedures
行政手続における特定の個人を識別するための番号の利用等に関する法律（ぎょうせいてつづきにおけるとくていのこじんをしきべつするためのばんごうのりようとうにかんするほうりつ）
Amended by
- Act on the Arrangement of Related Acts for the Formation of a Digital Society (Act No. 37 of 2021)
  デジタル社会の形成を図るための関係法律の整備に関する法律（令和三年法律第三十七号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Act for Establishment of the Ministry of Defense, etc. (Act No. 26 of 2022)
  防衛省設置法等の一部を改正する法律（令和四年法律第二十六号）
  The text after this amendment, on e-Gov
- Act Partially Amending the Income Tax Act, etc. (Act No. 3 of 2023)
  所得税法等の一部を改正する法律（令和五年法律第三号）
  The text after this amendment, on e-Gov
Road Traffic Act
道路交通法（どうろこうつうほう）
Amended by
- Act Partially Amending the Road Traffic Act (Act No. 32 of 2022)
  道路交通法の一部を改正する法律（令和四年法律第三十二号）
  The text after this amendment, on e-Gov
Financial Instruments and Exchange Act
金融商品取引法（きんゆうしょうひんとりひきほう）
Amended by
- Act Partially Amending the Certified Public Accountants Act and the Financial Instruments and Exchange Act (Act No. 41 of 2022)
  公認会計士法及び金融商品取引法の一部を改正する法律（令和四年法律第四十一号）
  The text after this amendment, on e-Gov
Act to Facilitate the Employment of Persons with Disabilities
障害者の雇用の促進等に関する法律（しょうがいしゃのこようのそくしんとうにかんするほうりつ）
Amended by
- Act Partially Amending the Act on Providing Comprehensive Support for the Daily Life and Life in Society of Persons with Disabilities, etc. (Act No. 104 of 2022)
  障害者の日常生活及び社会生活を総合的に支援するための法律等の一部を改正する法律（令和四年法律第百四号）
  The text after this amendment, on e-Gov
Act on Assurance of Medical Care for Elderly People
高齢者の医療の確保に関する法律（こうれいしゃのいりょうのかくほにかんするほうりつ）
Amended by
- Act on Arrangement of Relevant Acts Incidental to Enforcement of the Act for Establishment of the Children and Families Agency (Act No. 76 of 2022)
  こども家庭庁設置法の施行に伴う関係法律の整備に関する法律（令和四年法律第七十六号）
  The text after this amendment, on e-Gov

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