§21-16-7. Denial, suspension, and revocation of license.

(a) The Commissioner of Labor may deny a license to any applicant who fails to comply with the provisions of this article or the rules established by the Commissioner of Labor, or who lacks the necessary qualifications: Provided, That the commissioner shall apply §21-1-6 of this code to determine if the prior criminal conviction bears a rational nexus to the license being sought.

(b) The Commissioner of Labor may, upon complaint or upon his or her own inquiry, and after notice to the licensee, suspend or revoke a licensee’s license if:

(1) The license was granted upon an application or documents supporting the application which materially misstated the terms of the applicant’s qualifications or experience;

(2) The licensee subscribed or vouched for a material misstatement in his or her application for licensure;

(3) The licensee incompetently or unsafely performs heating, ventilating, and cooling work; or

(4) The licensee violated any statute of this state, any legislative rule, or any ordinance of any municipality or county of this state which protects the consumer or public against unfair, unsafe, unlawful, or improper business practices.