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Electricians Act

電気工事士法(でんきこうじしほう)

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37 articlesChecked against e-Gov on 19 October 2026
This law’s amendmentsSee the history

Contents

Read it a page of articles at a time; the first page follows below. Or read the whole law on one page.

  1. Articles 1 to 79 articles
  2. Articles 7-2 to 7-1312 articles
  3. Articles 7-14 to 1616 articles
9 articles

Article 1Purpose

第一条(目的)

The purpose of this Act is to prescribe the qualifications and obligations of persons engaged in electrical work, thereby contributing to the prevention of disasters caused by defects in electrical work.

この法律は、電気工事の作業に従事する者の資格及び義務を定め、もつて電気工事の欠陥による災害の発生の防止に寄与することを目的とする。

Article 2Definitions

第二条(用語の定義)

In this Act, "electric facilities for general use, etc." means electric facilities for general use (meaning electric facilities for general use prescribed in ; the same applies hereinafter) and small-scale electric facilities for business use (meaning small-scale electric facilities for business use prescribed in ; the same applies hereinafter).

この法律において「一般用電気工作物等」とは、一般用電気工作物(に規定する一般用電気工作物をいう。以下同じ。)及び小規模事業用電気工作物(に規定する小規模事業用電気工作物をいう。以下同じ。)をいう。

In this Act, "electric facilities for private use" means electric facilities for private use prescribed in (excluding small-scale electric facilities for business use, power stations, substations, consumer installations with a maximum power of 500 kilowatts or more (meaning an aggregate of electric facilities (meaning electric facilities prescribed in ) installed, in order to use electricity, within the same premises as the place of its use (excluding the premises of a power station or substation)), and others specified by Order of the Ministry of Economy, Trade and Industry).

この法律において「自家用電気工作物」とは、に規定する自家用電気工作物(小規模事業用電気工作物及び発電所、変電所、最大電力五百キロワット以上の需要設備(電気を使用するために、その使用の場所と同一の構内(発電所又は変電所の構内を除く。)に設置する電気工作物(に規定する電気工作物をいう。)の総合体をいう。)その他の経済産業省令で定めるものを除く。)をいう。

In this Act, "electrical work" means work to install or modify electric facilities for general use, etc. or electric facilities for private use; provided, however, that minor work specified by Cabinet Order is excluded.

この法律において「電気工事」とは、一般用電気工作物等又は自家用電気工作物を設置し、又は変更する工事をいう。ただし、政令で定める軽微な工事を除く。

In this Act, "electrician" means a Class 1 electrician prescribed in paragraph (1) of the following Article and a Class 2 electrician prescribed in paragraph (2) of that Article.

この法律において「電気工事士」とは、次条第一項に規定する第一種電気工事士及び同条第二項に規定する第二種電気工事士をいう。

Article 3Electricians, etc.

第三条(電気工事士等)

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").

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。

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").

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。

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").

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。

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.

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。

Article 4Electrician License

第四条(電気工事士免状)

The types of electrician license are the Class 1 electrician license and the Class 2 electrician license.

電気工事士免状の種類は、第一種電気工事士免状及び第二種電気工事士免状とする。

An electrician license is to be issued by the prefectural governor.

電気工事士免状は、都道府県知事が交付する。

A Class 1 electrician license cannot be issued to a person unless the person falls under any one of the following items:

第一種電気工事士免状は、次の各号の一に該当する者でなければ、その交付を受けることができない。

a person who has passed the Class 1 electrician examination and has the practical experience specified by Order of the Ministry of Economy, Trade and Industry in work relating to electricity specified by Order of the Ministry of Economy, Trade and Industry;

第一種電気工事士試験に合格し、かつ、経済産業省令で定める電気に関する工事に関し経済産業省令で定める実務の経験を有する者

a person whom the prefectural governor has certified, in accordance with the provisions of Order of the Ministry of Economy, Trade and Industry, as having knowledge and skills equal to or greater than those of the person listed in the preceding item.

経済産業省令で定めるところにより、前号に掲げる者と同等以上の知識及び技能を有していると都道府県知事が認定した者

A Class 2 electrician license cannot be issued to a person unless the person falls under any one of the following items:

第二種電気工事士免状は、次の各号の一に該当する者でなければ、その交付を受けることができない。

a person who has passed the Class 2 electrician examination;

第二種電気工事士試験に合格した者

a person who has completed, at a training facility designated by the Minister of Economy, Trade and Industry, a course on the knowledge and skills necessary to be a Class 2 electrician as specified by Order of the Ministry of Economy, Trade and Industry;

経済産業大臣が指定する養成施設において、経済産業省令で定める第二種電気工事士たるに必要な知識及び技能に関する課程を修了した者

a person whom the prefectural governor has certified, in accordance with the provisions of Order of the Ministry of Economy, Trade and Industry, as having knowledge and skills equal to or greater than those of the persons listed in the preceding two items.

経済産業省令で定めるところにより、前二号に掲げる者と同等以上の知識及び技能を有していると都道府県知事が認定した者

The prefectural governor may decline to issue an electrician license to a person who falls under any one of the following items:

都道府県知事は、次の各号の一に該当する者に対しては、電気工事士免状の交付を行わないことができる。

a person who has been ordered to return an electrician license under the provisions of the following paragraph, or to return a qualified special electrical worker certificate or a certified electrical worker certificate under the provisions of paragraph (6) of the following Article, and for whom one year has not passed since the day of that order;

次項の規定による電気工事士免状の返納又は次条第六項の規定による特種電気工事資格者認定証若しくは認定電気工事従事者認定証の返納を命ぜられ、その日から一年を経過しない者

a person who has violated the provisions of this Act, has been sentenced to a fine or a heavier punishment, and for whom two years have not passed since the day on which the person finished serving the sentence or ceased to be subject to its execution.

この法律の規定に違反し、罰金以上の刑に処せられ、その執行を終わり、又は執行を受けることがなくなつた日から二年を経過しない者

If an electrician has violated this Act or the provisions of , the prefectural governor may order the electrician to return the electrician license.

都道府県知事は、電気工事士がこの法律又はの規定に違反したときは、その電気工事士免状の返納を命ずることができる。

Necessary matters concerning the issuance, reissuance, rewriting and return of an electrician license are specified by Cabinet Order.

電気工事士免状の交付、再交付、書換え及び返納に関し必要な事項は、政令で定める。

Article 4-2Qualified Special Electrical Worker Certificate and Certified Electrical Worker Certificate

第四条の二(特種電気工事資格者認定証及び認定電気工事従事者認定証)

A qualified special electrical worker certificate and a certified electrical worker certificate are to be issued by the Minister of Economy, Trade and Industry.

特種電気工事資格者認定証及び認定電気工事従事者認定証は、経済産業大臣が交付する。

A qualified special electrical worker certificate is to be issued for each type of special electrical work.

特種電気工事資格者認定証の交付は、特殊電気工事の種類ごとに行うものとする。

A qualified special electrical worker certificate may not be issued to any person other than a person whom the Minister of Economy, Trade and Industry has certified, as provided by Order of the Ministry of Economy, Trade and Industry, as having the necessary knowledge and skills for the special electrical work to which that qualified special electrical worker certificate relates.

特種電気工事資格者認定証は、経済産業省令で定めるところにより、当該特種電気工事資格者認定証に係る特殊電気工事について必要な知識及び技能を有していると経済産業大臣が認定した者でなければ、その交付を受けることができない。

A certified electrical worker certificate may not be issued to any person other than a person whom the Minister of Economy, Trade and Industry has certified, as provided by Order of the Ministry of Economy, Trade and Industry, as having the necessary knowledge and skills for simple electrical work.

認定電気工事従事者認定証は、経済産業省令で定めるところにより、簡易電気工事について必要な知識及び技能を有していると経済産業大臣が認定した者でなければ、その交付を受けることができない。

The Minister of Economy, Trade and Industry may decline to issue a qualified special electrical worker certificate or a certified electrical worker certificate to a person who falls under any of the items of paragraph (5) of the preceding Article.

経済産業大臣は、前条第五項各号の一に該当する者に対しては、特種電気工事資格者認定証又は認定電気工事従事者認定証の交付を行わないことができる。

If a qualified special electrical worker or a certified electrical worker has violated this Act or the provisions of , the Minister of Economy, Trade and Industry may order the return of that person's qualified special electrical worker certificate or certified electrical worker certificate.

経済産業大臣は、特種電気工事資格者又は認定電気工事従事者がこの法律又はの規定に違反したときは、その特種電気工事資格者認定証又は認定電気工事従事者認定証の返納を命ずることができる。

Matters necessary for the issuance, reissuance, rewriting and return of qualified special electrical worker certificates and certified electrical worker certificates are specified by Order of the Ministry of Economy, Trade and Industry.

特種電気工事資格者認定証及び認定電気工事従事者認定証の交付、再交付、書換え及び返納に関し必要な事項は、経済産業省令で定める。

Article 4-3Courses for Class 1 Electricians

第四条の三(第一種電気工事士の講習)

A Class 1 electrician must, except where there are unavoidable grounds specified by Order of the Ministry of Economy, Trade and Industry, receive, within five years from the date of receiving a Class 1 electrician license, a course on the safety of electric facilities for private use given by a person designated by the Minister of Economy, Trade and Industry, as provided by Order of the Ministry of Economy, Trade and Industry. The same applies on or after the date on which the person received that course.

第一種電気工事士は、経済産業省令で定めるやむを得ない事由がある場合を除き、第一種電気工事士免状の交付を受けた日から五年以内に、経済産業省令で定めるところにより、経済産業大臣の指定する者が行う自家用電気工作物の保安に関する講習を受けなければならない。当該講習を受けた日以降についても、同様とする。

Article 5Obligations of Electricians, etc.

第五条(電気工事士等の義務)

When engaging in electrical work operations relating to electric facilities for general use (excluding work specified by Order of the Ministry of Economy, Trade and Industry under Article 3, paragraph (2)), an electrician, qualified special electrical worker or certified electrical worker must perform that work so as to conform to the technical standards specified by Order of the Ministry of Economy, Trade and Industry under ; and when engaging in electrical work operations relating to small-scale electric facilities for business use (excluding work specified by Order of the Ministry of Economy, Trade and Industry under Article 3, paragraph (2)) or electrical work operations relating to electric facilities for private use (excluding work specified by Order of the Ministry of Economy, Trade and Industry under Article 3, paragraphs (1) and (3)), the person must perform that work so as to conform to the technical standards specified by the competent ministerial order under .

電気工事士、特種電気工事資格者又は認定電気工事従事者は、一般用電気工作物に係る電気工事の作業(第三条第二項の経済産業省令で定める作業を除く。)に従事するときはの経済産業省令で定める技術基準に、小規模事業用電気工作物に係る電気工事の作業(第三条第二項の経済産業省令で定める作業を除く。)又は自家用電気工作物に係る電気工事の作業(第三条第一項及び第三項の経済産業省令で定める作業を除く。)に従事するときはの主務省令で定める技術基準に適合するようにその作業をしなければならない。

When engaging in the electrical work operations referred to in the preceding paragraph, an electrician, qualified special electrical worker or certified electrical worker must carry an electrician license, qualified special electrical worker certificate or certified electrical worker certificate.

電気工事士、特種電気工事資格者又は認定電気工事従事者は、前項の電気工事の作業に従事するときは、電気工事士免状、特種電気工事資格者認定証又は認定電気工事従事者認定証を携帯していなければならない。

Article 6Electrician Examinations

第六条(電気工事士試験)

The types of electrician examination are the Class 1 electrician examination and the Class 2 electrician examination.

電気工事士試験の種類は、第一種電気工事士試験及び第二種電気工事士試験とする。

The Class 1 electrician examination is conducted on the knowledge and skills necessary for the safety of electric facilities for private use, and the Class 2 electrician examination on the knowledge and skills necessary for the safety of electric facilities for general use, etc.

第一種電気工事士試験は自家用電気工作物の保安に関して必要な知識及び技能について、第二種電気工事士試験は一般用電気工作物等の保安に関して必要な知識及び技能について行う。

Electrician examinations are conducted by the Minister of Economy, Trade and Industry.

電気工事士試験は、経済産業大臣が行う。

The examination subjects, application procedures and other details of the administration of electrician examinations are specified by Cabinet Order.

電気工事士試験の試験科目、受験手続その他電気工事士試験の実施細目は、政令で定める。

A prefectural governor may, when the governor finds it necessary with regard to electrician examinations, state an opinion to the Minister of Economy, Trade and Industry.

都道府県知事は、電気工事士試験に関し、必要があると認めるときは、経済産業大臣に対して意見を申し出ることができる。

Article 7Designation of Designated Examination Body, etc.

第七条(指定試験機関の指定等)

The Minister of Economy, Trade and Industry may have a person the Minister designates (hereinafter referred to as a "designated examination body") conduct the administration relating to the conduct of electrician examinations (hereinafter referred to as "examination administration").

経済産業大臣は、その指定する者(以下「指定試験機関」という。)に、電気工事士試験の実施に関する事務(以下「試験事務」という。)を行わせることができる。

The designation under the preceding paragraph is made upon application by a person who intends to conduct examination administration, as provided by Order of the Ministry of Economy, Trade and Industry.

前項の指定は、経済産業省令で定めるところにより、試験事務を行おうとする者の申請により行う。

When the Minister of Economy, Trade and Industry has made a designation under paragraph (1), the Minister is not to conduct examination administration.

経済産業大臣は、第一項の指定をしたときは、試験事務を行わないものとする。

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