Omnibus Election Code
Section 226. Incapacity and substitution of members of boards of canvassers. - In case of non-availability, absence, disqualification due to relationship, or incapacity for any cause of the chairman, the Commission shall designate the provincial or city fiscal to act as chairman. Likewise, in case of non-availability, absence, disqualification due to relationship, or incapacity for any cause, of such designee, the next ranking provincial or city fiscal shall be designated by the Commission and such designation shall pass to the next in rank until the designee qualifies. With respect to the other members of the board of canvassers, the Commission shall appoint as substitute the provincial, city or municipal officers of other government agencies in the province, city or municipality, as the case may be, and with respect to the representatives of the accredited political parties, the Commission shall appoint as substitutes those nominated by the said political parties.