No objection to the concept for repairs to an existing copper cornice and for modifications to the cornice and roof to allow the installation of window-washing equipment, including davits intended to be disassembled and stored when not in use, as shown in materials received and dated 7 October 2022. Refer to National Park Service. Refer to General Services Administration. Refer to National Capital Planning Commission. Refer to DC Historic Preservation Office. Note: This is a concept approval only. When ready, submit the permit drawings and a permit application to DCRA for review by the Commission.