For the purpose of maintaining a program of adult education, the board of trustees may submit for vote to the electors of the district, a special school tax of not to exceed two and one-half (2 1/2) mills on the taxable valuation of the district. Said special school tax, if approved, shall be above and in addition to the tax limitations expressed in W.S. 21-13-102.
W.S. 21-12-103