# 電気工事士法 / Electricians Act — 第三条 (Article 3) - Law: 電気工事士法 (Electricians Act), 昭和三十五年法律第百三十九号 - English title "Electricians Act": Ministry of Justice translation database, which lists the title - 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 (Article 3)（電気工事士等） — address `art-3` - Text in force since: 2025-06-01 - URL (the page that opens at this provision): https://japanlaw.org/ja/electricians-act/art-3 - Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/335AC0000000139/art-3 - 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. --- ### 第三条（電気工事士等） — Electricians, etc. caption: machine translation, not official art-3 · https://japanlaw.org/ja/electricians-act/art-3 · https://japanlaw.org/l/335AC0000000139/art-3 **第一項** 第一種電気工事士免状の交付を受けている者（以下「第一種電気工事士」という。）でなければ、自家用電気工作物に係る電気工事（第三項に規定する電気工事を除く。第四項において同じ。）の作業（自家用電気工作物の保安上支障がないと認められる作業であつて、経済産業省令で定めるものを除く。）に従事してはならない。 art-3/par-1 · https://japanlaw.org/ja/electricians-act/art-3/par-1 · https://japanlaw.org/l/335AC0000000139/art-3/par-1 A person must not engage in work (excluding work found to pose no hindrance to the safety of electric facilities for private use and specified by Order of the Ministry of Economy, Trade and Industry) of electrical work relating to electric facilities for private use (excluding electrical work prescribed in paragraph (3); the same applies in paragraph (4)) unless the person is a person who has been issued a Class 1 electrician license (hereinafter referred to as a "Class 1 electrician"). machine translation, not official **第二項** 第一種電気工事士又は第二種電気工事士免状の交付を受けている者（以下「第二種電気工事士」という。）でなければ、一般用電気工作物等に係る電気工事の作業（一般用電気工作物等の保安上支障がないと認められる作業であつて、経済産業省令で定めるものを除く。）に従事してはならない。 art-3/par-2 · https://japanlaw.org/ja/electricians-act/art-3/par-2 · https://japanlaw.org/l/335AC0000000139/art-3/par-2 A person must not engage in work (excluding work found to pose no hindrance to the safety of electric facilities for general use, etc. and specified by Order of the Ministry of Economy, Trade and Industry) of electrical work relating to electric facilities for general use, etc. unless the person is a Class 1 electrician or a person who has been issued a Class 2 electrician license (hereinafter referred to as a "Class 2 electrician"). machine translation, not official **第三項** 自家用電気工作物に係る電気工事のうち経済産業省令で定める特殊なもの（以下「特殊電気工事」という。）については、当該特殊電気工事に係る特種電気工事資格者認定証の交付を受けている者（以下「特種電気工事資格者」という。）でなければ、その作業（自家用電気工作物の保安上支障がないと認められる作業であつて、経済産業省令で定めるものを除く。）に従事してはならない。 art-3/par-3 · https://japanlaw.org/ja/electricians-act/art-3/par-3 · https://japanlaw.org/l/335AC0000000139/art-3/par-3 With regard to work of a special kind specified by Order of the Ministry of Economy, Trade and Industry from among electrical work relating to electric facilities for private use (hereinafter referred to as "special electrical work"), a person must not engage in the work (excluding work found to pose no hindrance to the safety of electric facilities for private use and specified by Order of the Ministry of Economy, Trade and Industry) unless the person is a person who has been issued a qualified special electrical worker certificate for that special electrical work (hereinafter referred to as a "qualified special electrical worker"). machine translation, not official **第四項** 自家用電気工作物に係る電気工事のうち経済産業省令で定める簡易なもの（以下「簡易電気工事」という。）については、第一項の規定にかかわらず、認定電気工事従事者認定証の交付を受けている者（以下「認定電気工事従事者」という。）は、その作業に従事することができる。 art-3/par-4 · https://japanlaw.org/ja/electricians-act/art-3/par-4 · https://japanlaw.org/l/335AC0000000139/art-3/par-4 With regard to work of a simple kind specified by Order of the Ministry of Economy, Trade and Industry from among electrical work relating to electric facilities for private use (hereinafter referred to as "simple electrical work"), notwithstanding the provisions of paragraph (1), a person who has been issued a certified electrical worker certificate (hereinafter referred to as a "certified electrical worker") may engage in that work. machine translation, not official --- ## Cites - art-3/par-1: 第三項 → 電気工事士法 第三条第三項 (Article 3, paragraph (3)), art-3/par-3 — https://japanlaw.org/ja/electricians-act/art-3/par-3 · https://japanlaw.org/l/335AC0000000139/art-3/par-3 - art-3/par-1: 第四項 → 電気工事士法 第三条第四項 (Article 3, paragraph (4)), art-3/par-4 — https://japanlaw.org/ja/electricians-act/art-3/par-4 · https://japanlaw.org/l/335AC0000000139/art-3/par-4 - art-3/par-4: 第一項 → 電気工事士法 第三条第一項 (Article 3, paragraph (1)), art-3/par-1 — https://japanlaw.org/ja/electricians-act/art-3/par-1 · https://japanlaw.org/l/335AC0000000139/art-3/par-1 ## Cited by 7 provisions cite this one. No official source publishes this direction. - 電気工事士法 第二条第四項（用語の定義） — https://japanlaw.org/ja/electricians-act/art-2/par-4 · https://japanlaw.org/l/335AC0000000139/art-2/par-4 - 電気工事士法 第三条第一項（電気工事士等） — https://japanlaw.org/ja/electricians-act/art-3/par-1 · https://japanlaw.org/l/335AC0000000139/art-3/par-1 - 電気工事士法 第三条第四項（電気工事士等） — https://japanlaw.org/ja/electricians-act/art-3/par-4 · https://japanlaw.org/l/335AC0000000139/art-3/par-4 - 電気工事士法 第五条第一項（電気工事士等の義務） — https://japanlaw.org/ja/electricians-act/art-5/par-1 · https://japanlaw.org/l/335AC0000000139/art-5/par-1 - 電気工事士法 第十四条第一項 — https://japanlaw.org/ja/electricians-act/art-14/par-1 · https://japanlaw.org/l/335AC0000000139/art-14/par-1 - 電気工事士法 附則第一項 — https://japanlaw.org/ja/electricians-act/suppl-3351-139/par-1 · https://japanlaw.org/l/335AC0000000139/suppl-3351-139/par-1 - 電気工事士法 附則第二条第一項（電気工事士法の一部改正に伴う経過措置） — https://japanlaw.org/ja/electricians-act/suppl-3621-84/art-2/par-1 · https://japanlaw.org/l/335AC0000000139/suppl-3621-84/art-2/par-1 --- ## Sources - e-Gov 法令検索, Digital Agency (デジタル庁) — 電気工事士法 — the text in force from 2025-06-01 (https://laws.e-gov.go.jp/law/335AC0000000139/20250601_504AC0000000068), retrieved 2026-10-19 - Japanese Law Translation Database System, Ministry of Justice (法務省) — 電気工事士法 — its English title as the Ministry of Justice's translation database lists it (https://www.japaneselawtranslation.go.jp/en/laws/view/1788), retrieved 2026-09-23 - claude-sonnet-5-5 — Machine translation, batch electricians-act-20261019T092227-001, translated 2026-10-19 - claude-sonnet-5-5, corrected on review by claude-opus-5-5 — Machine translation corrected on review, batch electricians-act-20261019T092227-001, translated 2026-10-19 - This site's parser, version 204 — 電気工事士法 — structure, counts, cross-references and defined terms, computed 2026-10-19