Licensing (PV) An electrical license is not required for installing the PV system, however, an electrical license is required to make the final determinations into the electrical grid of the structure. At minimum, a single family electrical license is required…
Solar Licensing 
California
Licensing (general) A contractor’s license is required: a C-46 Solar Contractors License or “A” General Contractors or“B” General Building Contractors License C-46 is the Solar Contractor licensing classification for solar (PV and thermal) installations and maintenance. The C-46 Solar Contractor…
Arkansas
Licensing (general) Arkansas requires a commercial or residential contractor’s license. Licensing (PV) An Electricians license is required and a state license is required to do any electrical work in Arkansas, including PV. Must be a Master Electrician or a Journeyman…
Solar Licensing Database
The Interstate Renewable Energy Council, Inc. (IREC), supported by the US Department of Energy (DOE), has created a Solar Licensing Database as a resource for policy makers, practitioners, consumers, and anyone else looking for solar licensing information in the U.S. …

