of the evidence, that the tax is the equivalent of a tax imposed on other commercial and industrial taxpayers under paragraph (2). (4) Other remedies Nothing in this subsection shall limit any cause of action or remedy available under any other provision of Federal or State law. (d) Limitations This section shall not be construed to constitute the consent of Congress to State or Local taxation that would be prohibited in the absence of this section. . (b) Clerical amendment The table of sections for chapter 805 of title 49, United States Code, is amended by inserting after the item relating to section 80504 the following: 80505. Rules relating to State taxation with respect to automobile rentals. .