EXECUTIVE ORDER NO. 263

: Executive Order No. 134 proclaimed Tagalog as the basis of the national language of the Philippines and decreed that the order would take effect two years from its promulgation.
: The Institute of National Language is tasked to prepare a dictionary and a grammar of the national language upon the proclamation of the national language by the President.
: The dictionary and grammar must be published not later than two years after the proclamation of the national language by the President.
: The Institute has prepared a Tagalog-English Vocabulary and a grammar entitled 'Ang Balarila ng Wikang Pambansa'.
: The national language began to be taught starting on the nineteenth day of June, 1940.
: The Secretary of Public Instruction acts with the approval of the President of the Philippines to prepare necessary rules and regulations.
: Section 3 of Article XIII of the Constitution mandates the adoption of a common national language based on one of the existing native languages.
: The preparation and completion of the Tagalog-English Vocabulary and the grammar constituted the fulfillment of the Institute's main duties, so further sessions were not necessary unless directed otherwise by the President.
: Manuel L. Quezon signed the order as President.