A public record that is subject to disclosure and copying under AS 40.25.110 - 40.25.120 remains a public record subject to disclosure and copying even if the record is used for, included in, or relevant to litigation, including law enforcement proceedings, involving a public agency, except that with respect to a person involved in litigation, the records sought shall be disclosed in accordance with the rules of procedure applicable in a court or an administrative adjudication. In this section, “involved in litigation” means a party to litigation or representing a party to litigation, including obtaining public records for the party.