(a) The rate of a tax adopted by a county under this subchapter must be one-eighth, one-fourth, three-eighths, or one-half of one percent. The rate of the tax adopted by a municipality may be any rate that is an increment of one-eighth of one percent, that the municipality determines is appropriate, and that would not result in a combined rate that exceeds the maximum combined rate prescribed by § 321.101(f), Tax Code.
(b) The ballot proposition at the election held to adopt the tax must specify the rate of the tax to be adopted.