Section 179Omnibus Election Code of the Philippines (Batas Pambansa Blg. 881), Sec. 179

Rights and duties of watchers. - Upon entering the polling place, the watchers shall present and deliver to the chairman of the board of election inspectors his appointment, and forthwith, his name shall be recorded in the minutes with a notation under his signature that he is not disqualified under the second paragraph of Section 178. The appointments of the watchers shall bear the personal signature or the facsimile signature of the candidate or the duly authorized representatives of the political party or coalition of political parties who appointed him or of organizations authorized by the Commission under Section 180. The watchers shall have the right to stay in the space reserved for them inside the polling place.

They shall have the right to witness and inform themselves of the proceedings of the board of election inspectors, including its proceedings during the registration of voters, to take notes of what they may see or hear, to take photographs of the proceedings and incidents, if any, during the counting of votes, as well as of election returns, tally boards and ballot boxes, to file a protest against any irregularity or violation of law which they believe may have been committed by the board of election inspectors or by any of its members or by any persons, to obtain from the board of election inspectors a certificate as to the filing of such protest and/or of the resolution thereon, to read the ballots after they shall have been read by the chairman, as well as the election returns after they shall have been completed and signed by the members of the board of election inspectors without touching them, but they shall not speak to any member of the board of election inspectors, or to any voter, or among themselves, in such a manner as would distract the proceedings, and to be furnished with a certificate of the number of votes in words and figures cast for each candidate, duly signed and thumbmarked by the chairman and all the members of the board of election inspectors.

Refusal of the chairman and the members of the board of election inspectors to sign and furnish such certificate shall constitute an election offense and shall be penalized under this Code.