Administrative Division Procedure Act Article 12
Where an administrative division plan involves a special municipality or a county (city), the central competent authority shall, within thirty (30) days from the day following receipt of the approval document issued by the Executive Yuan, promulgate the administrative division plan and announce its implementation date.Where an administrative division plan involves a township (city, district), the competent authority of the special municipality or county (city) shall, within thirty (30) days from the day following receipt of the approval document issued by the central competent authority, promulgate the administrative division plan and announce its implementation date.
中文原文 行政區劃程序法第12條
涉及直轄市或縣（市）之行政區劃計畫，中央主管機關應於收到行政院核定公文之次日起三十日內，將行政區劃計畫發布，並公告其實施日期。
涉及鄉（鎮、市、區）之行政區劃計畫，直轄市、縣（市）主管機關應於收到中央主管機關核定公文之次日起三十日內，將行政區劃計畫發布，並公告其實施日期。
涉及鄉（鎮、市、區）之行政區劃計畫，直轄市、縣（市）主管機關應於收到中央主管機關核定公文之次日起三十日內，將行政區劃計畫發布，並公告其實施日期。