(a) Any person demonstrating compliance with the applicable standards established in section three of this article, whether by remediation or where the site assessment shows that the contamination at the site meets applicable standards, shall be relieved of further liability for the remediation of the site under this chapter. Contamination identified in the remediation agreement submitted to and approved by the division shall not be subject to citizen suits or contribution actions. The protection from further remediation liability provided by this article applies to the following persons:
(1) The current or future owner or operator of the site, including development authorities and fiduciaries who participated in the remediation of the site;