The regulations herein governing plats and the subdivision of land shall apply within the corporate limits of the city and the unincorporated area within 2 miles of its limits; provided that where a municipality lies less than 4 miles from the limits of North Mankato, these regulations shall apply only to a line equidistant from North Mankato and the municipality; and provided further, that the governing body or bodies of unincorporated areas adjacent to the city have not adopted ordinances for the regulation of subdivision of land or platting.
(1975 Code, § 12.01, Subd. 2)