4.__Contribution.__A director of a corporation against whom a suit has been brought pursuant to subsection 1 and who is found liable is entitled to contributions from every other director of that corporation who could be held liable under subsection 3 or any other director who, if sued separately, would have been liable to make the same payment.

5.__Statute of limitations.__An action pursuant to subsection 1 must begin within 2 years after the discovery of the damage caused.__An action pursuant to subsection 1 must begin within 6 years after the time the damage occurred.__An action may not be brought to enforce any liability under subsection 1 that accrues prior to January 1, 2017.

6.__Controlling person; liability.__A person who, through stock ownership, agency or otherwise, or who, under an agreement with one or more other persons through stock ownership, agency or otherwise, controls a person liable under subsection 1 is also jointly and severally liable to the same extent as the controlled person, unless the controlling person had no knowledge of or reasonable grounds to believe in the existence of the facts by reason of which the controlled person is liable.

For purposes of this subsection, the term "control," including the terms "controls," "controlled" and "controlling," means the possession, direct or indirect, of the power to direct or cause the direction of the management and policies of a person, whether through stock ownership, agency or otherwise.

7.__Attorney general; bring action.__Whenever it appears to the Attorney General that a corporation or director of a corporation is engaged or about to engage in an act or practice that constitutes or will constitute a violation of the provisions of subsection 1, the Attorney General may in the Attorney General's discretion bring an action in an appropriate court to enjoin such act or practice and, upon a proper showing, a permanent or temporary injunction or restraining order may be granted without bond.

Whenever it appears to the Attorney General that a corporation or director of a corporation has violated the provisions of subsection 1, the Attorney General may bring an action in court, and the court has jurisdiction to impose, upon a proper showing, a civil penalty on the corporation or director who committed the violation.__The penalty is payable to the State.