Proclamation of Tagalog as National Language

Executive Order No. 134 is issued under the powers of the President “by virtue of the powers vested…by law.”
Commonwealth Act No. 184 is the constitutional and statutory basis because it requires adoption of a national language based on one existing native tongue.
Executive Order No. 134 expressly anchors the Presidential action on Section 7 of Commonwealth Act No. 184.
Executive Order No. 134 acknowledges an Ordinance appended to the Constitution requiring that the government maintain an adequate system of public schools “primarily conducted in the English language.”

Executive Order No. 134 recognizes a constitutional mandate to carry out adoption of a national language based on a native tongue.
Executive Order No. 134 adopts Tagalog as the basis for evolving and adopting the national language of the Philippines.
Executive Order No. 134 ensures the national-language adoption does not detract from the English-medium requirement for public instruction.

The President approves the adoption of Tagalog as the basis of the national language of the Philippines.
The President declares and proclaims that national language is based on the Tagalog dialect.
The adoption is made upon recommendation of the Institute of National Language.
The Institute of National Language is described as having selected Tagalog after studies of Philippine tongues.
The recommendation includes that such adoption shall not be understood to affect the English-language requirement in public schools.

Executive Order No. 134 provides that it takes effect two years from the date of its promulgation.
The operative effectivity period is measured as a two-year transitory interval from promulgation, before implementation is deemed effective.