Each organized township may divide the roads or streets in the township into road districts which shall include not more than: (1) One-half mile of township road which provides access to a rural subdivision or unincorporated town; (2) Three miles of streets in an unincorporated town; or (3) Five miles of streets in a rural subdivision as defined in § 31-13-32 . Source: SDC 1939, § 58.0201 (10) as added by SL 1965, ch 297 ; SL 1973, ch 191 , § 1; SL 2013, ch 132 , § 2.