Tax Credit for Manufacturers of Small Wind Turbines

July 16, 2021


Note: This credit may be claimed for tax years beginning on or after January 1, 2003, and ending on or before December 31, 2012. 

Oklahoma offers an income tax credit to the manufacturers of small wind turbines for tax years 2003 through 2012. Oklahoma manufacturers of wind turbines with a rated capacity of between 1 kilowatt (kW) and 50 kW are eligible for the credit if they agree in advance to allow their production and claims to be audited by the Oklahoma Tax Commission. They must also be able to show that they have made economic development investments in Oklahoma over the period of time for which the credit was claimed that exceed the amount of credit claimed.

The turbine must incorporate advanced technologies such as new airfoils, new generators, and new power electronics and at least one unit of each model must have been installed for testing at the US-DOE National Wind Technology Center. All turbines must comply with appropriate interconnection safety standards of the Institute of Electrical and Electronics Engineers.

The credit amount varies based on the turbine's square footage of rotor swept area. The credit was $25.00 per square foot produced in 2003, $12.50 per square foot produced in 2004, and $25.00 per square foot produced each year from 2005-2012. The credit is transferable during the 10 years following the year of qualification. To claim this credit, complete Tax Form 511CR, Schedule for Other Credits.

Program Overview

Implementing Sector: State
Category: Financial Incentive
State: Oklahoma
Incentive Type: Industry Recruitment/Support
Web Site:
Administrator: Oklahoma Tax Commission
Start Date: 01/01/03
Eligible Renewable/Other Technologies:
  • Wind (All)
  • Wind (Small)
Incentive Amount: Based on square footage of rotor swept area: $25.00/ft^2 for 2005 through 2012
Terms: Credit is transferable during the 10 years following qualification


Name: 68 Okl. St. § 2357.32B
Effective Date: 01/01/03
Expiration Date: 12/31/2012


Name: Information Specialist - OTC
Organization: Oklahoma Tax Commission
Address: Post Office Box 26800
Oklahoma City OK 73126-0800
Phone: (405) 521-3160
Name: Scott Greene
Organization: Oklahoma Wind Power Initiative
Address: 100 E. Boyd St., Suite 410
Norman OK 73019
Phone: (405) 325-8870

This information is sourced from DSIRE; the most comprehensive source of information on incentives and policies that support renewables and energy efficiency in the United States. Established in 1995, DSIRE is operated by the N.C. Clean Energy Technology Center at N.C. State University.