AN ACT to levy a privilege tax upon motor vehicles driving on the public roads and highways of Cheatham County and to repeal Chapter 258 of the Private Acts of 1963; as amended by Chapter 207 of the Private Acts of 1967; Chapter 1 of the Private Acts of 1967; Chapter 72 of the Private Acts of 1971 and Chapter 2 of the Private Acts of 2015; and any other acts amendatory thereto, relative to the imposition of motor vehicle privilege taxes in Cheatham County.