57-7-6: NEGATIVE SAVINGS CLAUSE:
   A.   If any portion of this chapter is determined to be illegal, invalid, unconstitutional or superseded, in whole or in part, this entire chapter shall forthwith be voided and terminated, subject to the following provisions: 1) in the event of a judicial, regulatory or administrative determination that all or some part of this chapter is illegal, invalid, unconstitutional or superseded, such action shall be effective as of the date of a final appealable court order; and 2) in the event of any State legislative action that renders any portion of this chapter illegal, invalid, unconstitutional or superseded, such action shall be effective as of the effective date of such legislative action.
   B.   This chapter may be revoked at any time without notice to any party. No property interest or vested right is created in any person or entity by this chapter. If any portion of this chapter is determined to be illegal, invalid, unconstitutional or superseded, any person or entity who has erected any street banners contemplated by this chapter shall immediately remove such street banners, after receiving oral or written notice from the Mayor or the City Attorney of such determination. (2019 Compilation)