La. Revenue and Taxation § 47:331
Section 5 of Acts 2001, No. 1175, provides that "The intent of this Act is to amend Louisiana law so that it conforms to the federal Mobile Telecommunications Sourcing Act, P.L. 106-252, codified at 4 U.S.C. Sections 116 through 126. If it is determined by the legislative oversight committees of the Department of Revenue, which are set forth in R.S. 49:968, that a court of competent jurisdiction has entered a final judgment on the merits that (1) is based on federal or state law; (2) is no longer subject to appeal; and (3) substantially limits or impairs the essential elements of Section 1 or 2 of this Act, then the provisions enacted by such Sections shall be repealed, and Sections 3 and 4 of this Act shall be effective, all as of the date of entry of such judgment."