1987 Constitution of the Philippines

Article V: Suffrage

Section 1. Suffrage may be exercised by all citizens of the Philippines not otherwise disqualified by law, who are at least eighteen years of age, and who shall have resided in the Philippines for at least one year, and in the place wherein they propose to vote, for at least six months immediately preceding the election. No literacy, property, or other substantive requirement shall be imposed on the exercise of suffrage.

Section 2. The Congress shall provide a system for securing the secrecy and sanctity of the ballot as well as a system for absentee voting by qualified Filipinos abroad.

The Congress shall also design a procedure for the disabled and the illiterates to vote without the assistance of other persons. Until then, they shall be allowed to vote under existing laws and such rules as the Commission on Elections may promulgate to protect the secrecy of the ballot.