This code shall apply to culturally significant structures and to their contents. Such structures include, but are not limited to, buildings that store or display museum or library collections, historic buildings, and places of worship. These structures also include spaces within other buildings used for such culturally significant purposes. 1.1.1 New Cultural Property Occupancies. The requirements of this code shall apply to the following: (1) New buildings or portions thereof used as a cultural property occupancy (2) Additions made to a cultural property occupancy (3) Alterations, modernizations, or renovations of existing occupancies (4) Existing buildings or portions thereof upon change of occupancy to a cultural property occupancy 1.1.2 Existing Cultural Property Occupancies. The requirements of this code shall apply to existing buildings or portions thereof currently occupied as cultural property occupancies. Exception: An existing building housing a cultural property occupancy established prior to the effective date of this code shall be permitted to be approved for continued use if it conforms to or is made to conform to the provisions of this code to the extent that, in the opinion of the authority having jurisdiction, reasonable life safety against the hazards of fire, explosion, and panic is provided and maintained.