LA Const., Article XIV, Section 13

Section 18 and Section 20 of Article VII shall become effective January 1 of the year following the end of three years after the effective date of this constitution. Until that date, the provisions of the Constitution of 1921 governing matters covered by those Sections shall continue to apply, notwithstanding any contrary expiration date stated in any provision thereof concerning the veterans' homestead exemption. PART II §14. Limitation on Transitional Provisions