Commencing July 1, 1977, each city within its corporate boundaries and each county within the unincorporated area of the county shall levy a tax of at least six and three-fourths cents per thousand dollars of assessed value on the taxable property or at least the monetary equivalent thereof when all or a portion of the funds are obtained from a source other than taxation, for the purpose of providing financial support to the public library which provides library services within the respective jurisdictions.
93 Acts, ch 48, §32
CS93, §256.69
C2024, §8A.222