(A) Purpose. This chapter is intended to restrict the permitted use of outdoor artificial illuminating devices emitting undesirable rays into the night sky which have a detrimental effect on astronomical observations.

(B) Conformance With Applicable Code Provisions. All outdoor artificial illuminating devices shall be installed in conformance with the provisions of this chapter, any other applicable provisions of the zoning ordinance of the City of Show Low and any building ordinances of the City of Show Low which may hereafter be enacted, as applicable.

Where any provision of any of the Arizona state statutes or of the federal laws, or any companion ordinance, comparatively conflicts with the requirements of this chapter, the most restrictive shall govern.

(C) Approved Material and Methods of Installation. The provisions of this chapter are not intended to prevent the use of any material or method of installation not specifically prescribed by this chapter, provided any such alternate has been approved in writing by the City of Show Low zoning director upon a finding that the proposed design, material or method: