The table below summarises the key points of the document. Loading conditions of a corner panel as an example, where Ls is the distance between connections that attach the panel to the PV frame and b = Ls/6. Plan view of proposed layout for PV modules and clamps. RISCAuthority membership comprises a group of UK insurers that actively support a number of expert working groups developing and promulgating best practice for the protection of people, property, business, and the environment from loss due to fire and other risks. This is not intended to create new requirements or dictate to test laboratories or authorities having jurisdiction (AHJs) how. Photovoltaic (PV) panels can be retrofitted on buildings after construction or can be used to replace conventional building materials used for roofs, walls or facades. Fire safety concerns include electrical ignition sources, combustible loading, and challenges for manual firefighting. New language requires that fire classification of PV systems match the minimum fire classification of the roof assembly. These classifications, often denoted as Class A, B, or C, provide insight into the fire resistance of solar panels. This information is vital for ensuring safety and compliance with building codes. In this blog, we will explore what these fire rating classes mean, why they are important, and how.