Definitions and construction. For the purposes of this section only, the following terms shall have the meanings indicated:
APPLICATION
A nominating application, an application for reclassification or removal, an application for demolition of historic resource, or either, or both, as context dictates.
DEMOLITION
The permanent destruction, removal, or dismantling of any structural member or a substantial portion of any type of roofing, cladding, siding, concrete or plaster edifice, or other visible, exterior appurtenances, except when in the course of regular maintenance, repair, and replacement for materials as required from time to time, (i) in the context of a substantial alteration or addition to the property; or (ii) without the intention to replace the same with materials such that the end result of such replacement will have a visual appearance which is substantially similar to the original form when viewed from the exterior.
DEMOLITION BY NEGLECT
The absence of routine maintenance or repair that threatens the structural or weather-tight integrity of an unoccupied building that may lead to its eventual decay, deterioration, or destruction.
ECONOMIC HARDSHIP
Denial of a permit would deny the applicant of all reasonable beneficial use or return on the property.
HISTORIC RESOURCE, PROPOSED/HISTORIC RESOURCE, NOMINATED
Where context so indicates in this section, a parcel, building, structure, object, monument, landscape or site which has been nominated for designation as a historic resource may be referred to in this section as the "nominated historic resource" or "proposed historic resource" without presumption of the parcel's, building's, structure's, object's, monument's, landscape's, or site's status as a historic resource.
OFFICIAL LIST
The Official List of Significant Historic Resources as established and maintained pursuant to this section.
STRUCTURAL HISTORIC FABRIC
The exterior form of a historic resource, consisting of exterior walls, front or side porches, and roof trusses.
THIRD-PARTY DESIGNATED RESOURCES
Any building, site, structure or object listed individually in the National Register of Historic Places; or any building, site, structure, or object listed in the database of National Historic Landmarks; or any buildings and structures classified as certified historic structures by the Secretary of the Interior; or all buildings, sites, structures and objects documented as contributing resources in a National Register Historic District; or any resource or district which has received a determination of eligibility by the Pennsylvania Historical and Museum Commission; or any resources which are deemed by the Chester County Historic Preservation Office to meet substantially the National Register criteria under the County Certification Program.