ORS 307.175: Alternative energy systems and community solar projects.

(1) As used in this section:

      (a) “Alternative energy system” means property consisting of solar, geothermal, wind, water, fuel cell or methane gas energy systems for the purpose of heating, cooling or generating electricity.

      (b) “Community solar project” has the meaning given that term in ORS 757.386.

      (2) The following property is exempt from ad valorem property taxation:

      (a) An alternative energy system that is:

      (A) A net metering facility, as defined in ORS 757.300; or

      (B) Primarily designed to offset onsite electricity use.

      (b) A community solar project.

      (3) Notwithstanding ORS 307.110 and 308.505 to 308.674, any portion of the real property to which an alternative energy system is affixed is exempt under this section if:

      (a) The real property is otherwise exempt from ad valorem property taxation; and

      (b) The alternative energy system is exempt under this section.

      (4) Property equipped with an alternative energy system is exempt from ad valorem property taxation in an amount that equals any positive amount obtained by subtracting the real market value of the property as if it were not equipped with an alternative energy system from the real market value of the property as equipped with the alternative energy system.

      (5) A community solar project is eligible to claim the exemption granted under this section beginning on the date on which the electrical inspection for the project is completed and approved.

      (6) A community solar project that is granted exemption under this section may not be granted any other exemption from ad valorem property taxes for the same property tax year.