(a) The tax credit on each system as provided for in this chapter shall be determined as follows: (1) Photovoltaic systems: (i)(A) Photovoltaic systems shall have a minimum module size of twenty-four (24) square feet; and (B) Be connected to a battery storage system or be grid interconnected; (ii) Qualifying systems shall receive a tax credit of: (A) Twenty-five percent (25%) of the cost of the system. (iii) The maximum cost of the system shall not exceed fifteen thousand dollars ($15,000); provided, systems costing more than fifteen thousand dollars ($15,000) will receive a tax credit based on a fifteen thousand dollar ($15,000) system cost. (2) Solar domestic hot water systems: (i)(A) Solar domestic hot water systems shall have a minimum collector area of thirty-four (34) square feet; and (B) A solar storage tank that is at least eighty (80) gallons. (ii) Qualifying systems shall receive a tax credit of: (A) Twenty-five percent (25%) of the cost of the system. (iii) The maximum cost of the system shall not exceed seven thousand dollars ($7,000); provided, systems costing more than seven thousand dollars ($7,000) will receive a tax credit based on a seven thousand dollar ($7,000) system cost. (3) Active solar heating systems: (i)(A) Active solar space heating systems shall have a minimum collector area of one hundred twenty-five (125) square feet; and (B) A system for storing and/or distributing the heat to the living area of the house. (ii) Qualifying systems shall receive a tax credit of: (A) Twenty-five percent (25%) of the cost of the system. (iii) The maximum cost of the system shall not exceed fifteen thousand dollars ($15,000); provided, systems costing more than fifteen thousand dollars ($15,000) will receive a tax credit based on a fifteen thousand dollar ($15,000) system cost. (4) Wind energy systems: (i)(A) Wind energy systems must have a rotor diameter of at least forty-four inches (44″); and (B) Have a minimum factory rated output of at least two hundred fifty (250) watts at twenty-eight (28) mph. (ii) Qualifying systems shall receive a tax credit of: (A) Twenty-five percent (25%) of the cost of the system. (iii) The maximum cost of the system shall not exceed fifteen thousand dollars ($15,000); provided, systems costing more than fifteen thousand dollars ($15,000) will receive a tax credit based on a fifteen thousand dollar ($15,000) system cost. (5) Geothermal systems: (i) Geothermal systems must have either a coefficient of performance of 3.4 or greater or an efficiency ratio of sixteen (16) or greater. All geothermal systems must have a commissioning sign-off by the manufacturer or distributor of the equipment to verify the proper installation and performance of the system. All geothermal systems must meet the following standards: (A) ARI/ASHRAE/ISO-13256-1 for water to air geothermal systems; (B) ARI/ASHRAE/ISO-13256-2 for water to water geothermal systems; (C) ARI/ASHRAE/ISO-13256 GWHP for groundwater heat pumps; (D) ARI/ASHRAE/ISO-13256 GLHP for closed loop heat pumps; (ii) Qualifying systems shall receive a tax credit of: (A) Twenty-five percent (25%) of the cost of the system. (iii) The maximum cost of the system shall not exceed seven thousand dollars ($7,000). Provided, systems costing more than seven thousand dollars ($7,000) will receive a tax credit based on a seven thousand dollar ($7,000) system cost. (b) For purposes of the tax credit, the cost of the renewable energy system shall be the net cost of acquiring the system, and shall not include: (1) Unpaid labor including the applicant’s labor; (2) Operating and maintenance costs; (3) Land costs; (4) Legal and court costs; (5) Patent search fees; (6) Fees for variances; (7) Loan interest; (8) Service contracts; (9) Cost of moving a used renewable energy system from one site to another; (10) Cost of repair or resale of a system; (11) Any part of the purchase price that is optional, such as an extended warranty or an upgraded monitoring system; and (12) Delivery fees.
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