Within its Zoning Ordinance, the Town of Gorham in New Hampshire defines solar energy systems as “any equipment or system utilizing solar energy to provide electricity and/or space heating or cooling, hot water heating and swimming pool heating.” Within the Town of Gorham, roof- or wall- mounted solar collectors are a permitted use in all zoning districts. Non-roof- or wall-mounted solar energy systems, however, are only allowed by special exception. “All installations are required to meet Section M2301 of the International Building Code.”