Section R. 408.30521a - Rooftop mounted photovoltaic panel systemsRule 521a.
Sections R909.1, R909.2, and R909.3 of the code are added to read as follows:
R909.1. General. The installation of photovoltaic panel systems that are mounted on or above the roof covering shall comply with the provisions of this code, Section R324, and NFPA 70.R909.2. Structural requirements. Rooftop mounted photovoltaic panel systems shall be designed to structurally support the system and withstand gravity loads in accordance with chapter 3. The roof upon which these systems are installed shall be designed and constructed to support the loads imposed by such systems in accordance with chapter 8.R909.3. Installation. Rooftop mounted photovoltaic systems shall be installed in accordance with the manufacturers instructions. Roof penetrations shall be flashed and sealed in accordance with this chapter.Mich. Admin. Code R. 408.30521a