153. (1) This Constitution may be cited as the Constitution of the People's Republic of Bangladesh and shall come into force on the sixteenth day of December, 1972, in this Constitution referred to as the commencement of this Constitution. (2) There shall be an authentic text of this Constitution in Bengali, and an authentic text of an authorised translation in English, both of which shall be certified as such by the Speaker of the Constituent Assembly. (3) A text certified in accordance which clause (2) shall be conclusive evidence of the provisions of this Constitution: Provided that in the event of conflict between the Bengali and the English text, the Bengali text shall prevail.