# 商法 / Commercial Code — 第一条 (Supplementary Provisions, Article 1) This is the Markdown twin of https://japanlaw.org/en/commercial-code/suppl-4131-149/art-1. 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: 商法 (Commercial Code), 明治三十二年法律第四十八号 - English title "Commercial Code": 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: 第一条 (Supplementary Provisions, Article 1)（施行期日） — address `suppl-4131-149/art-1` - Text in force since: 2026-06-24 - URL (the page that opens at this provision): https://japanlaw.org/en/commercial-code/suppl-4131-149/art-1 - Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/132AC0000000048/suppl-4131-149/art-1 - 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. --- ### 第一条（施行期日） — Effective Date caption: machine translation, not official suppl-4131-149/art-1 · https://japanlaw.org/en/commercial-code/suppl-4131-149/art-1 · https://japanlaw.org/l/132AC0000000048/suppl-4131-149/art-1 **第一項** この法律は、公布の日から起算して一年を超えない範囲内において政令で定める日から施行する。ただし、第二条中株式会社の監査等に関する商法の特例に関する法律（以下「商法特例法」という。）第十八条第一項及び第三十条第一項第十六号の改正規定並びに附則第十条の規定はこの法律の施行の日から起算して三年を経過した日から、附則第十一条の規定は公布の日から施行する。 suppl-4131-149/art-1/par-1 · https://japanlaw.org/en/commercial-code/suppl-4131-149/art-1/par-1 · https://japanlaw.org/l/132AC0000000048/suppl-4131-149/art-1/par-1 This Act comes into effect as of the day specified by Cabinet Order within a period not exceeding one year from the date of promulgation; provided, however, that the provisions of Article 2 amending Article 18, paragraph (1) and Article 30, paragraph (1), item (xvi) of the Act on Special Provisions of the Commercial Code Concerning Audits, etc. of Stock Companies (hereinafter referred to as the "Commercial Code Special Provisions Act"), and the provisions of Article 10 of the Supplementary Provisions, come into effect as of the day on which three years have elapsed from the day this Act comes into effect, and the provisions of Article 11 of the Supplementary Provisions come into effect as of the date of promulgation. machine translation, not official --- ## Sources - e-Gov 法令検索, Digital Agency (デジタル庁) — 商法 — the text in force from 2026-06-24 (https://laws.e-gov.go.jp/law/132AC0000000048/20260624_508AC0000000046), retrieved 2026-11-05 - Japanese Law Translation Database System, Ministry of Justice (法務省) — Commercial Code — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/4293/tb), retrieved 2026-11-05 - claude-sonnet-5-5 — Machine translation, batch commercial-code-20261105T141039-002, translated 2026-11-05 - claude-sonnet-5-5 — Machine translation, batch commercial-code-20261105T141039-011, translated 2026-11-05 - This site's parser, version 224 — 商法 — structure, counts, cross-references and defined terms, computed 2026-11-05