An act amending an initiative statute, an act providing for the issuance of bonds, or a constitutional amendment proposed by the Legislature and submitted to the voters for approval may not do either of the following:

  (a) Include or exclude any political subdivision of the State from the application or effect of its provisions based upon approval or disapproval of the measure, or based upon the casting of a specified percentage of votes in favor of the measure, by the electors of that political subdivision.

  (b) Contain alternative or cumulative provisions wherein one or more of those provisions would become law depending upon the casting of a specified percentage of votes for or against the measure.