If the majority of the voters of any municipality voting thereon shall vote in favor of the formation of a consumers power district, the annexation of territory or a municipality to an existing district, or the consolidation of two or more districts, as the case may be, such action shall be construed as the granting of a franchise to occupy any of the streets, alleys, or public places of the municipality to transmit and distribute electrical energy for heat, light and power.
SDCL 49-37-18