Water Act Article 83-2

To respond to climate change and ensure the effect of existing flood control facilities, the central authority-in-charge may make a public announcement of implementation scope of the specific river basins or catchment areas of regional drainage for runoff allocation depending on the flooding potential, the degree of urban development and major constructions. The authority-in-charge shall draw up a runoff allocation plan within the given deadline and report to the central authority-in-charge for approval and public announcement before implementation.If the specific river basins or catchment areas of regional drainage referred to in the preceding paragraph are adjacent, the authority-in-charge may integrate them into one runoff allocation plan. If the specific river basins or catchment areas of regional drainage are under the jurisdictions of different authorities-in-charge, the authority-in-charge of the runoff allocation plan shall be designated by the central authority-in-charge.The authority-in-charge of each level shall establish a runoff allocation review committee to formulate and review the runoff allocation plan referred to in Paragraph 1.Regulations governing the public announcement of the specific river basins or catchment areas of regional drainage, the deadline, principles, formulation, review, and approval and public announcement of the runoff allocation plan and the organization of the runoff allocation review committee as well as other related matters shall be stipulated by the central authority-in-charge.
中文原文 水利法第83-2條
為因應氣候變遷及確保既有防洪設施功效,中央主管機關得視淹水潛勢、都市發展程度及重大建設,公告特定河川流域或區域排水集水區域為逕流分擔實施範圍,主管機關應於一定期限內擬訂逕流分擔計畫,報中央主管機關核定公告後實施。
前項特定河川流域或區域排水集水區域相毗鄰者,主管機關得整合擬訂逕流分擔計畫,如分屬不同主管機關管轄者,其逕流分擔計畫之主管機關,由中央主管機關協調指定。
各級主管機關為擬訂及審議第一項逕流分擔計畫,應設逕流分擔審議會為之。
特定河川流域或區域排水集水區域之公告、逕流分擔計畫擬訂之一定期限、規劃原則、擬訂、審議、核定公告程序、逕流分擔審議會組織及其他相關事項之辦法,由中央主管機關定之。

English translation for reference only; the Chinese text prevails. Not legal advice.