The National Roofing Contractors Association and the United Union of Roofers, Waterproofers and Allied Workers have released Installing Rooftop Photovoltaic Systems, a position paper addressing the importance of always having rooftop photovoltaic systems installed by professional roofing contractors and, when necessary, licensed electricians. The position paper lists the benefits of having professional roofing contractors install rooftop PV systems. Some benefits include a roofing contractor’s ability to assess a roof’s condition before PV system installation, knowledge of local building code requirements that pertain to rooftop PV system installation and ability to organize a roofing job site. For information about NRCA and its services and offerings, visit www.nrca.net.