Change of Territory Affecting Tenure of Office.
Section 45
SEC. 45. Change of Territory Affecting Tenure of Office.—When a part of a province, city, municipality, or barangay is detached from its mother unit to form a new local government unit, or is merged to an existing local government unit, any elective official of the mother unit residing in the detached or merged territory shall be entitled to continue to hold office in the mother province, city, municipality or barangay, as the case may be, and exercise the functions thereof for the remainder of his term.