(2) In a district that does not hold regular district elections, if an initiative or referendum petition contains the required number of verified signatures, the election on the district measure shall be held at the next available date listed in subsection (1) of this section for which the filing deadline may be met. [1979 c.190 §297; 1983 c.350 §76; 1985 c.808 §44; 1991 c.107 §13; 2015 c.44 §3]