Any taxpayer entitled to a refund of income taxes under Article 4 of this Chapter may elect to contribute all or part of the refund to the Wildlife Conservation Account established under N.C. Gen. Stat. § 143-247.2 to be used for the management, protection, and preservation of wildlife in accordance with that statute. The Secretary shall provide appropriate language and space on the income tax form in which to make the election.? The taxpayer’s election becomes irrevocable upon filing the taxpayer’s income tax return for the taxable year.? The Secretary shall transmit the contributions made pursuant to this section to the State Treasurer for credit to the Wildlife Conservation Account. (1983, c. 865, s. 2; 1991, c. 45, s. 20; 1993, c. 543, s. 6.)