Section 87Omnibus Election Code of the Philippines (Batas Pambansa Blg. 881), Sec. 87

Rallies, meetings and other political activities. - Subject to the requirements of local ordinances on the issuance of permits, any political party supporting official candidates or any candidate individually or jointly with other aspirants may hold peaceful political rallies, meetings, and other similar activities during the campaign period: Provided, That all applications for permits to hold meetings, rallies and other similar political activities, receipt of which must be acknowledged in writing and which application shall be immediately posted in a conspicuous place in the city or municipal building, shall be acted upon in writing by local authorities concerned within three days after the filing thereof and any application not acted upon within said period shall be deemed approved: and Provided, further, That denial of any application for said permit shall be appealable to the provincial election supervisor or to the Commission whose decision shall be made within forty-eight hours and which shall be final and executory: Provided, finally, That one only justifiable ground for denial is a prior written application by any candidate or political party for the same purpose has been approved.