(a) Notwithstanding any provisions of this code or other state law, a municipality may by a combined ballot proposition lower or repeal any municipal sales tax, including the additional sales tax for property tax relief, and by the same proposition raise or adopt any other municipal sales tax, including the additional sales tax for property tax relief.
(b) A combined sales tax proposition under this section shall contain substantially the same language, if any, required by law for the lowering, repealing, raising, or adopting of each tax as appropriate.

(c) A negative vote on a combined sales tax proposition under this section shall have no effect on either the sales tax to be lowered or repealed by the proposition or the sales tax to be raised or adopted by the proposition.
(d) This section does not apply to sales tax elections called by any method other than by the governing body.
(e) This section shall not be construed to change the substantive law of any sales tax, including the allowed maximum rate or combined rate of local sales taxes.