After giving due consideration to testimony presented at the hearing required by § 38-8-20, and receiving consent from the governing or administrative body having jurisdiction over such excluded territory, the conservation district supervisors may adopt a resolution including such lands within the district and file a copy of the resolution and notice of hearing with the secretary of state.
The inclusion of such lands within the district will become effective upon filing of said records with the secretary of state.
SDCL 38-8-21