A credit against the tax imposed by the provisions of this article is allowed as follows:

(a) Certified historic structures. – For certified historic structures, the credit is equal to tenpercent of qualified rehabilitation expenditures as defined in §47(c)(2), Title 26 of the United States Code, as amended: Provided, That for qualified rehabilitation expenditures made after December 31, 2017, pursuant to an historic preservation certification application, Part 2 – Description of Rehabilitation, received by the state historic preservation office after December 31, 2017, the credit allowed by this section is equal to twenty-five percent of the qualified rehabilitation expenditure, subject to the limitations and other provisions of section twenty-three-a, article twenty-four of this chapter: Provided, however, That the credit authorized by this section for qualified rehabilitation expenditures made after December 31, 2017, may not be used to offset tax liabilities of the taxpayer prior to the tax year beginning on or after January 1, 2020: Provided further, That the taxpayer is not entitled to this credit if, when the applicant begins to claim the credit and throughout the time period within which the credit is claimed, the taxpayer is in arrears in the payment of any tax administered by the Tax Division or the taxpayer is delinquent in the payment of any local or municipal tax, or the taxpayer is delinquent in the payment of property taxes on the property containing the certified historic tax structure when the applicant begins to claim the credit and throughout the time period within which the credit is claimed. The Tax Commissioner shall promulgate procedural rules in accordance with article three, chapter twenty-nine-a of this code that provide what information must accompany any claim for the tax credit for the determination that the taxpayer is not in arrears in the payment of any tax administered by the Tax Division, is not delinquent in the payment of any local or municipal tax, nor is the taxpayer delinquent in the payment of property taxes on the property containing the certified historic tax structure, and such other administrative requirements as the Tax Commissioner may specify. This credit is available for both residential and nonresidential buildings located in this state, that are reviewed by the West Virginia Division of Culture and History and designated by the National Park Service, United States Department of the Interior as “certified historic structures,” and further defined as a “qualified rehabilitated building,” as defined under §47(c)(1), Title 26 of the United States Code, as amended.

(b) The tax credit allowed by this section is eliminated after December 31, 2022: Provided, That any tax credits authorized by the state historic preservation officer and eligible to be claimed prior to January 1, 2023, shall continue to be eligible to be claimed subject to the provisions of law governing those tax credits that were in effect prior to January 1, 2023.