SECTION 1. Discounting the Use of the Mother Tongue as Medium of Instruction. - The use of the Mother Tongue as medium of instruction from kindergarten to the first three (3) years of elementary education under Section 4 of Republic Act No. 10533, otherwise known as "An Act Enhancing the Philippine Basic Education System by Strengthening its Curriculum and Increasing the Number of Years for Basic Education, Appropriating Funds Therefor and for Other Purposes", is hereby discontinued.
The medium of instruction shall revert to Filipino and, until otherwise provided by law, English, pursuant to Article XIV, Section 7 of the 1987 Constitution. The regional languages shall serve as auxiliary media of instruction.