Minn. Stat. § 473.631: BOUNDARIES OF MAJOR AIRPORT.

The western boundary of any major airport located within Hennepin County shall not be extended by said corporation into the city of Richfield beyond Cedar Avenue as laid out as of the date of enactment of Laws 1953, Chapter 715; provided that nothing herein shall be or constitute a limitation upon the power of such corporation, now or hereafter given, to zone said airport and lands adjacent thereto by the enactment of an ordinance or otherwise.