A commission shall have further power to prepare or cause to be prepared a general plan for the development of the municipality as a whole or the county as applicable, when the municipality or county does not have a planning agency or such plan has not been prepared.

Source: SL 1950 (SS), ch 13 , § 7, subdiv 3 (10); SDC Supp 1960, § 45.3607 (3) (j); SL 1968, ch 186 , § 5.