# 私的独占の禁止及び公正取引の確保に関する法律 / Act on Prohibition of Private Monopolization and Maintenance of Fair Trade — 第三条 (Supplementary Provisions, Article 3) This is the Markdown twin of https://japanlaw.org/ja/antimonopoly-act/suppl-4141-47/art-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. - Law: 私的独占の禁止及び公正取引の確保に関する法律 (Act on Prohibition of Private Monopolization and Maintenance of Fair Trade), 昭和二十二年法律第五十四号 - English title "Act on Prohibition of Private Monopolization and Maintenance of Fair Trade": 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: 第三条 (Supplementary Provisions, Article 3) — address `suppl-4141-47/art-3` - Text in force since: 2026-05-21 - URL (the page that opens at this provision): https://japanlaw.org/ja/antimonopoly-act/suppl-4141-47/art-3 - e-Gov law ID: 322AC0000000054 — never renamed. A permanent link, `/l/{lawId}/{address}` on this site, redirects to the page. - Every provision below carries its address and its URL 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. --- ### 第三条 suppl-4141-47/art-3 · https://japanlaw.org/ja/antimonopoly-act/suppl-4141-47/art-3 **第一項** 新法第九条第五項（第二号及び第三号に係る部分に限る。）の規定は、この法律の施行の日（以下「施行日」という。）以後に終了する事業年度から適用し、施行日前に終了した事業年度については、なお従前の例による。 suppl-4141-47/art-3/par-1 · https://japanlaw.org/ja/antimonopoly-act/suppl-4141-47/art-3/par-1 The provisions of Article 9, paragraph (5) of the New Act (limited to the part pertaining to items (ii) and (iii)) apply from the business year that ends on or after the day on which this Act comes into effect (hereinafter referred to as the "Effective Date"), and the provisions then in force continue to govern business years that ended before the Effective Date. machine translation, not official --- ## Cites - suppl-4141-47/art-3/par-1: 新法第九条第五項 → 私的独占の禁止及び公正取引の確保に関する法律 第九条第五項 (Article 9, paragraph (5)), art-9/par-5 — https://japanlaw.org/ja/antimonopoly-act/art-9/par-5 ## Cited by 1 provision cites this one. No official source publishes this direction. - 私的独占の禁止及び公正取引の確保に関する法律 附則第七条第一項（政令への委任） — https://japanlaw.org/ja/antimonopoly-act/suppl-4141-47/art-7/par-1 --- ## Sources - e-Gov 法令検索, Digital Agency (デジタル庁) — 私的独占の禁止及び公正取引の確保に関する法律 — the text in force from 2026-05-21 (https://laws.e-gov.go.jp/law/322AC0000000054/20260521_505AC0000000063), retrieved 2026-11-06 - Japanese Law Translation Database System, Ministry of Justice (法務省) — Act on Prohibition of Private Monopolization and Maintenance of Fair Trade — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/5212/tb), retrieved 2026-11-06 - claude-sonnet-5-5 — Machine translation, batch antimonopoly-act-20261106T060022-011, translated 2026-11-06 - This site's parser, version 225 — 私的独占の禁止及び公正取引の確保に関する法律 — structure, counts, cross-references and defined terms, computed 2026-11-06