You must file the Solar Energy Production return if you produce electricity by means of a solar energy generating system unless the system is exempt from tax. A solar energy generating system is a set of devices whose primary purpose is to produce electricity by means of any combination of collecting, transferring, or converting solar generated energy. The Solar Energy Production Tax return is due annually by January 15.
You must file the Wind Energy Production return if you produce electricity by means of a wind energy conversion system (WECS) installed after January 1, 1991, unless the system is exempt from tax. A WECS is any device that converts wind energy to a usable form of energy. The Wind Energy Production Tax return is due annually by February 1.
For 2016 and future years, you must file Solar and Wind Energy Production returns online through our e-Services system. You must register for the Energy Production Account before you can file returns. Register by calling 651-556-6119.