4. Whenever the county library board of trustees finds it appropriate, it may order an election on the question of increasing the tax established pursuant to subsection 2 of section 182.010 or increased pursuant to subsection 5 of section 182.010. Notice of the election shall be published in the same manner as is notice of an election to establish a county library district under section 182.010. The notice and order shall each recite the amount of the proposed increase. The question shall be submitted in substantially the following form: Shall the ______ per hundred dollars assessed valuation tax for the county library be increased to ______ per hundred dollars assessed valuation?
If a majority of votes cast on the question are in favor of the increase, then the increased tax shall be levied and collected in the same manner as the tax was at its previous lower rate.