The provisions of Section 1204 of IFC are adopted by reference with the following modifications:
1. Revise Section 1204.1 to read:
"1204.1 General.
Solar photovoltaic systems shall be installed in accordance with Sections 1204.2 through 1204.5, and the Chicago Building Code. The electrical portion of solar PV systems shall be installed in accordance with the Chicago Electrical Code."
2. Revise exception 1 to Section 1204.2 by replacing "R-3" with "R-3 or R-5."
3. Revise Section 1204.2.1, including its exceptions, to read:
"1204.2.1 Solar photovoltaic systems for Group R-3 and R-5 buildings.
Solar photovoltaic systems for Group R-3 and R-5 buildings shall comply with Sections 1204.2.1.1 through 1204.2.1.3.
Exception: These requirements shall not apply to roofs with slopes of 2 units vertical in 12 units horizontal or less."
4. Revise Section 1204.2.1.3 by replacing "Section 903.3.1.3" with "Section 903.3.1.3 of the Chicago Building Code."
5. Delete Section 1204.2.2.
6. Revise Section 1204.3 to read:
"1204.3 Other occupancies.
Access to systems for buildings, other than those containing only Group R-3 or R-5 occupancies, shall be provided in accordance with Sections 1204.3.1 through 1204.3.3.
Exception: Where it is determined by the building official that the roof configuration is similar to that of a Group R-3 or R-5 occupancy, the residential access and ventilation requirements in Sections 1204.2.1.1 through 1204.2.1.3 are a suitable alternative.