(2) Subject to subsection (3), if an action brought under subsection 6(1) is discontinued or dismissed or if a declaration referred to in subsection 6(1) is reversed on appeal, all plaintiffs in the action are jointly and severally, or solidarily, liable to the second person for any loss suffered after the later of the day on which the notice of allegation was served, the service of which allowed that action to be brought, and of the day, as certified by the Minister, on which a notice of compliance would have been issued in the absence of these Regulations.