www.mlit.go.jp/mizukokudo/sewerage/mizukokudo_sewerage_tk_000474.html

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上下水道:上下水道に関する法律 - 国土交通省

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Apr 7, 2026, 06:31 PM

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http://www.mlit.go.jp/mizukokudo/sewerage/mizukokudo_sewerage_tk_000474.html

About this page

This page provides a comprehensive list of water supply and sewerage laws administered by Japan's Ministry of Land, Infrastructure, Transport and Tourism. For water supply, it includes the Water Supply Law and related ordinances, quality standards, and technical standards. For sewerage, it lists the Sewerage Law, Japanese Water Works Agency Law, Flood Prevention Law, and Specific Urban River Flood Damage Mitigation Law. The page includes related ordinances, enforcement rules, past amendments, and links to related information such as guidelines, pamphlets, and safety net resources.

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Apr 7, 2026, 06:31 PM

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上下水道:上下水道に関する法律 - 国土交通省 | www.mlit.go.jp/mizukokudo/sewerage/mizukokudo_sewerage_tk_000474.html archives | Kiroku