(a)
(1) Each city of the first class having the mayor-council form of government may provide, by ordinance, for the election or appointment of its city treasurer.
(2) The city council may designate, by ordinance or resolution, the city clerk as clerk-treasurer, allowing one (1) person to assume the duties of both clerk and treasurer.
(b) The term of office for these positions, combined or separate, is four (4) years.