(1) Any provision of a contract or agreement entered into to settle a lawsuit which purports to restrict any person's right to disclose the existence or harmfulness of an environmental hazard is declared to be against the public policy of the State of Arkansas and therefore void.
(2) For purposes of this section, the term “environmental hazard” means a substance or condition that may affect land, air, or water in a way that may cause harm to the property or person of someone other than the contracting parties to a lawsuit settlement contract referred to in subsection (a) of this section.
(3) This section applies to settlement contracts or agreements entered into after March 12, 1991.