A. In order to prevent the erection of structures dangerous to air navigation, subject to the provisions of subsections B, C and D of this section, each person shall secure from the local airport zoning authority, or in the absence of a local airport zoning authority, the Oklahoma Department of Aerospace and Aeronautics, a permit for the erection, alteration, or modification of any structure the result of which would exceed the federal obstruction standards as contained in 14 CFR, Part 77. Permits from the local airport zoning authority will be required only within an airport hazard area where federal standards are exceeded and if the proposed construction is within:

B. Affected airports will be considered as having those facilities which are programmed in the Federal Aviation Administration's Regional Aviation System Plan and will be so protected.

C. Permit requirements of subsection A of this section shall not apply to projects which received construction permits from the Federal Communications Commission for structures exceeding federal obstruction standards prior to May 20, 1975; nor shall it apply to previously approved structures now existing, or any necessary replacement or repairs to such existing structures, so long as the height and location is unchanged.

D. In determining whether to issue or deny a permit, the local airport zoning authority shall consider:

E. In order to promote the health, safety and welfare of the public and to protect persons and property by promoting safety in aeronautics, the Oklahoma Department of Aerospace and Aeronautics may review any structure erected, altered, or modified since January 1, 1996, in which no permit was secured from the local airport zoning authority because of the absence of a local airport authority. The Oklahoma Department of Aerospace and Aeronautics shall determine whether such structures meet the requirements set forth in this section. If the structures do not meet the requirements as set forth in this section, the Oklahoma Department of Aerospace and Aeronautics may request the owners of such structure to make any necessary modifications to protect the health, safety and welfare of the public, including, but not limited to, altering, marking, mapping, or identifying such structure. The Oklahoma Department of Aerospace and Aeronautics may assist the owner of such structure in any manner deemed feasible by the Oklahoma Department of Aerospace and Aeronautics.