Section 138Omnibus Election Code of the Philippines (Batas Pambansa Blg. 881), Sec. 138

Jurisdiction in inclusion and exclusion cases. - The municipal and metropolitan trial courts shall have original and exclusive jurisdiction over all matters of inclusion and exclusion of voters from the list in their respective municipalities or cities. Decisions of the municipal or metropolitan trial courts may be appealed directly by the aggrieved party to the proper regional trial court within five days from receipt of notice thereof, otherwise said decision of the municipal or metropolitan trial court shall become final and executory after said period. The regional trial court shall decide the appeal within ten days from the time the appeal was received and its decision shall be immediately final and executory. No motion for reconsideration shall be entertained by the courts.