Any city not within a county, any city, village or town having a population of less than twenty-five thousand and any city having a population of more than thirty-five thousand located in any county of the first class contiguous to a county of the first class having a charter form of government and not containing any part of a city of over four hundred thousand, howsoever organized, and irrespective of its form of government, may, by one of the two methods authorized in section 71.650, levy a tax for use in providing free band concerts, or equivalent musical service by the band upon occasions of public importance.
§ 71.640, RSMo