A political subdivision may provide for a sales and use tax exemption as provided for in R.S. 47:305(A) through (E), or any combination of these or all of them, for the sales, cost, or lease and rental price of manufacturing machinery and equipment, either effective upon adoption or enactment or phased in over a period of time, or effective for a certain period of time or duration, all as set forth in the instrument, resolution, vote, or other affirmative action providing for the exemption.
La. R.S. § 47:337.10