All structures within the district shall be architecturally compatible. Architectural and landscaping plans shall be submitted to the Planning and Zoning Commission for approval. Architectural and landscaping details shall be maintained as shown by the approved plans. Provided, this section shall not apply to any property situated within the boundaries of the Yellowstone Regional Airport (YRA) that will be utilized by the airport, or their lessee, primarily for airport operations and/or aviation purposes (e.g. terminal, hangers, flight instruction services), unless located within an Entry Corridor Overlay zone. This exemption to the architectural and landscaping plan review does not supersede the site plan review required pursuant to section 9-2-3, or other reviews required pursuant to this code (e.g., parking plans). (1960 Compilation § 26-110; amd. Ord. 80-20; Ord. 82-29, Ord. 87-3; Ord. 93-8; Ord. 99-2; Ord. 2023-04, 5-2-2023)