La. Legislature and Laws § 24:36.1
On and after July 17, 1964, any person drawing retirement benefits under the provisions of R.S. 24:36, as said Section was amended by Act No. 6 of 1963, shall be paid retirement benefits in an amount which shall be determined and computed in accordance with the provisions of R.S. 24:36 as amended by Act 386 of the 1964 Regular Session; provided that widows of deceased members of the Legislature who are presently drawing benefits shall continue to draw retirement benefits as was provided by Act No. 6 of 1963; and such persons shall be entitled to a refund of any contributions paid by him, under the provisions of R.S. 24:36 as amended by Act No. 6 of 1963, in excess of the amounts required to be paid by any such person as contributions prior to the passage of Act No. 6 of 1963.
La. Legislature and Laws § 24:36.1