321.320. If any property, located within the boundaries of a fire protection district, is included within a city having a population of forty thousand inhabitants or more, which city is not wholly within the fire protection district, and which city maintains a city fire department, the property is excluded from the fire protection district.
(L. 1949 p. 540 § 32a, A.L. 1957 p. 723, A.L. 1961 p. 553, A.L. 1969 H.B. 322)