# 労働安全衛生法 / Industrial Safety and Health Act — 第六十五条 (Article 65) - Law: 労働安全衛生法 (Industrial Safety and Health Act), 昭和四十七年法律第五十七号 - English title "Industrial Safety and Health Act": 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: 第六十五条 (Article 65)（作業環境測定） — address `art-65` - Text in force since: 2026-10-01 - URL (the page that opens at this provision): https://japanlaw.org/en/industrial-safety-and-health-act/art-65 - Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/347AC0000000057/art-65 - 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. --- ### 第六十五条（作業環境測定） — (Work Environment Monitoring) caption: Ministry of Justice translation — Japanese Law Translation Database System art-65 · https://japanlaw.org/en/industrial-safety-and-health-act/art-65 · https://japanlaw.org/l/347AC0000000057/art-65 **第一項** 事業者は、有害な業務を行う屋内作業場その他の作業場で、政令で定めるものについて、厚生労働省令で定めるところにより、必要な作業環境測定を行い、及びその結果を記録しておかなければならない。 art-65/par-1 · https://japanlaw.org/en/industrial-safety-and-health-act/art-65/par-1 · https://japanlaw.org/l/347AC0000000057/art-65/par-1 An employer, pursuant to Order of the Ministry of Health, Labour and Welfare, must conduct the necessary work environment monitoring for indoor and other workspaces in which hazardous operations take place that are specified by Cabinet Order, and keep records of the results. Ministry of Justice translation — Japanese Law Translation Database System **第二項** 前項の規定による作業環境測定は、厚生労働大臣の定める作業環境測定基準に従つて行わなければならない。 art-65/par-2 · https://japanlaw.org/en/industrial-safety-and-health-act/art-65/par-2 · https://japanlaw.org/l/347AC0000000057/art-65/par-2 An employer is to undertake the work environment monitoring under the provisions of the preceding paragraph in accordance with the standards for work environment monitoring established by the Minister of Health, Labour and Welfare. Ministry of Justice translation — Japanese Law Translation Database System **第三項** 厚生労働大臣は、第一項の規定による作業環境測定の適切かつ有効な実施を図るため必要な作業環境測定指針を公表するものとする。 art-65/par-3 · https://japanlaw.org/en/industrial-safety-and-health-act/art-65/par-3 · https://japanlaw.org/l/347AC0000000057/art-65/par-3 The Minister of Health, Labour and Welfare is to release the necessary guidelines for work environment monitoring to ensure the appropriate and effective implementation of work environment monitoring under the provisions of paragraph (1). Ministry of Justice translation — Japanese Law Translation Database System **第四項** 厚生労働大臣は、前項の作業環境測定指針を公表した場合において必要があると認めるときは、事業者若しくは作業環境測定機関又はこれらの団体に対し、当該作業環境測定指針に関し必要な指導等を行うことができる。 art-65/par-4 · https://japanlaw.org/en/industrial-safety-and-health-act/art-65/par-4 · https://japanlaw.org/l/347AC0000000057/art-65/par-4 Having released guidelines for work environment monitoring as referred to in the preceding paragraph, and on finding it to be necessary to do so, the Minister of Health, Labour and Welfare may providethe necessary guidance on those guidelines for work environment monitoring to employers, work environment monitoring agencies, and associations thereof. Ministry of Justice translation — Japanese Law Translation Database System **第五項** 都道府県労働局長は、作業環境の改善により労働者の健康を保持する必要があると認めるときは、労働衛生指導医の意見に基づき、厚生労働省令で定めるところにより、事業者に対し、作業環境測定の実施その他必要な事項を指示することができる。 art-65/par-5 · https://japanlaw.org/en/industrial-safety-and-health-act/art-65/par-5 · https://japanlaw.org/l/347AC0000000057/art-65/par-5 On finding it to be necessary to help maintain the health of workers by improving the work environment, the Director of the Prefectural Labour Bureau may, based on the opinion of a senior industrial health physician, instruct the employer to carry out work environment monitoring or take other necessary measures, pursuant to Order of the Ministry of Health, Labour and Welfare. Ministry of Justice translation — Japanese Law Translation Database System --- ## Cites - art-65/par-2: 前項 → 労働安全衛生法 第六十五条第一項 (Article 65, paragraph (1)), art-65/par-1 — https://japanlaw.org/en/industrial-safety-and-health-act/art-65/par-1 · https://japanlaw.org/l/347AC0000000057/art-65/par-1 - art-65/par-3: 第一項 → 労働安全衛生法 第六十五条第一項 (Article 65, paragraph (1)), art-65/par-1 — https://japanlaw.org/en/industrial-safety-and-health-act/art-65/par-1 · https://japanlaw.org/l/347AC0000000057/art-65/par-1 - art-65/par-4: 前項 → 労働安全衛生法 第六十五条第三項 (Article 65, paragraph (3)), art-65/par-3 — https://japanlaw.org/en/industrial-safety-and-health-act/art-65/par-3 · https://japanlaw.org/l/347AC0000000057/art-65/par-3 ## Cited by 12 provisions cite this one. No official source publishes this direction. - 労働安全衛生法 第六十五条第二項（作業環境測定） — https://japanlaw.org/en/industrial-safety-and-health-act/art-65/par-2 · https://japanlaw.org/l/347AC0000000057/art-65/par-2 - 労働安全衛生法 第六十五条第三項（作業環境測定） — https://japanlaw.org/en/industrial-safety-and-health-act/art-65/par-3 · https://japanlaw.org/l/347AC0000000057/art-65/par-3 - 労働安全衛生法 第六十五条第四項（作業環境測定） — https://japanlaw.org/en/industrial-safety-and-health-act/art-65/par-4 · https://japanlaw.org/l/347AC0000000057/art-65/par-4 - 労働安全衛生法 第六十五条の二第一項（作業環境測定の結果の評価等） — https://japanlaw.org/en/industrial-safety-and-health-act/art-65-2/par-1 · https://japanlaw.org/l/347AC0000000057/art-65-2/par-1 - 労働安全衛生法 第六十五条の三第一項（健康障害の防止のための措置等に当たつて行う作業環境測定） — https://japanlaw.org/en/industrial-safety-and-health-act/art-65-3/par-1 · https://japanlaw.org/l/347AC0000000057/art-65-3/par-1 - 労働安全衛生法 第六十五条の三第二項（健康障害の防止のための措置等に当たつて行う作業環境測定） — https://japanlaw.org/en/industrial-safety-and-health-act/art-65-3/par-2 · https://japanlaw.org/l/347AC0000000057/art-65-3/par-2 - 労働安全衛生法 第六十五条の三第四項（健康障害の防止のための措置等に当たつて行う作業環境測定） — https://japanlaw.org/en/industrial-safety-and-health-act/art-65-3/par-4 · https://japanlaw.org/l/347AC0000000057/art-65-3/par-4 - 労働安全衛生法 第九十三条第三項（産業安全専門官及び労働衛生専門官） — https://japanlaw.org/en/industrial-safety-and-health-act/art-93/par-3 · https://japanlaw.org/l/347AC0000000057/art-93/par-3 - 労働安全衛生法 第九十五条第二項（労働衛生指導医） — https://japanlaw.org/en/industrial-safety-and-health-act/art-95/par-2 · https://japanlaw.org/l/347AC0000000057/art-95/par-2 - 労働安全衛生法 第百十九条第一項第一号 — https://japanlaw.org/en/industrial-safety-and-health-act/art-119/par-1/item-1 · https://japanlaw.org/l/347AC0000000057/art-119/par-1/item-1 - 労働安全衛生法 第百二十条第一項第二号 — https://japanlaw.org/en/industrial-safety-and-health-act/art-120/par-1/item-2 · https://japanlaw.org/l/347AC0000000057/art-120/par-1/item-2 - 労働者派遣事業の適正な運営の確保及び派遣労働者の保護等に関する法律 第四十五条第三項（労働安全衛生法の適用に関する特例等） — https://japanlaw.org/en/worker-dispatch-act/art-45/par-3 · https://japanlaw.org/l/360AC0000000088/art-45/par-3 --- ## Sources - e-Gov 法令検索, Digital Agency (デジタル庁) — 労働安全衛生法 — the text in force from 2026-10-01 (https://laws.e-gov.go.jp/law/347AC0000000057/20261001_507AC0000000033), retrieved 2026-10-17 - Japanese Law Translation Database System, Ministry of Justice (法務省) — Industrial Safety and Health Act — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/3440/tb), retrieved 2026-10-17 - This site's parser, version 209 — 労働安全衛生法 — structure, counts, cross-references and defined terms, computed 2026-10-17