E.__The referendum to be voted on must be worded substantially as follows: "As an owner of property in the proposed capital improvement district described on the reverse side of this ballot or in the attachment to this ballot, are you in favor of authorizing the municipality of _______ to apply a special assessment against the property you own in the proposed capital improvement district for a period of ____ years, for the purpose of (description of improvements), with the total assessment to all property owners within the capital improvement district not to exceed $___________, plus a contingency of no more than 25% of that assessment, all of which are subject to the property tax collection and lien procedures established by state law, and with said authorization contingent on the voters of the municipality of _________ accepting the public costs for the capital improvement district improvements before any work is done, specifically described as (description of public elements)?"

The voters shall indicate by a cross or check mark placed against the word "Yes" or "No" their opinion of the same.

The municipal officers may proceed with conducting the municipal referendum in accordance with subsection 5 only if 2/3 of those casting ballots pursuant to this subsection vote to approve creating the capital improvement district.

5.__Referendum of municipal voters.__The referendum of the municipal voters may not be called and conducted for the purposes of this chapter unless the referendum held pursuant to subsection 4 resulted in a 2/3 majority vote supporting the ballot question.__If the referendum held pursuant to subsection 4 received a 2/3 majority vote, the municipal officers shall call and conduct a referendum for the voters of the municipality to determine if the public elements of the proposed capital improvement district authorized pursuant to subsection 4 are authorized by the voters of the municipality.

A.__The method of calling and voting on the referendum question is as provided in section 2528 except as otherwise provided in this subsection.

B.__The referendum of the municipal voters must be scheduled to occur within 45 to 90 days after the date of the referendum held pursuant to subsection 4.