Local Government Act Article 30
Self-government ordinances that contravene the Constitution, laws, regulations promulgated in accordance with law, or self-government ordinances of higher-level self-governing bodies shall be nullified.Self-government regulations that contravene the Constitution, laws, regulations promulgated in accordance with law, self-government ordinances of higher-level self-governing bodies, or self-government ordinances of the self-governing body concerned shall be nullified.Regulations on commissioned matters that contravene the Constitution, laws, or central government regulations and executive orders shall be nullified.If ordinances or regulations are nullified on the basis of conflicts detailed in Paragraph 1 and Paragraph 2, the Executive Yuan, relevant central competent authorities, or the county government, respectively, shall provide written notice of such conflicts. If regulations are nullified on the basis of the conflicts detailed in Paragraph 3, the commissioning agency shall provide written notice that the regulations have been nullified.If there is doubt as to whether a self-government law or regulation conflicts with the Constitution, laws, regulations promulgated in accordance with law, self-government ordinances of higher-level local self-governing bodies, or the self-government ordinances of the local self-governing body concerned, a motion may be filed for interpretation by the Judicial Yuan.
中文原文 地方制度法第30條
自治條例與憲法、法律或基於法律授權之法規或上級自治團體自治條例牴觸者，無效。
自治規則與憲法、法律、基於法律授權之法規、上級自治團體自治條例或該自治團體自治條例牴觸者，無效。
委辦規則與憲法、法律、中央法令牴觸者，無效。
第一項及第二項發生牴觸無效者，分別由行政院、中央各該主管機關、縣政府予以函告。
第三項發生牴觸無效者，由委辦機關予以函告無效。
自治法規與憲法、法律、基於法律授權之法規、上級自治團體自治條例或該自治團體自治條例有無牴觸發生疑義時，得聲請司法院解釋之。
自治規則與憲法、法律、基於法律授權之法規、上級自治團體自治條例或該自治團體自治條例牴觸者，無效。
委辦規則與憲法、法律、中央法令牴觸者，無效。
第一項及第二項發生牴觸無效者，分別由行政院、中央各該主管機關、縣政府予以函告。
第三項發生牴觸無效者，由委辦機關予以函告無效。
自治法規與憲法、法律、基於法律授權之法規、上級自治團體自治條例或該自治團體自治條例有無牴觸發生疑義時，得聲請司法院解釋之。