Whenever a corporation or other entity is subject to civil or criminal action under this section, any officer, employee, or agent of such corporation or entity who knowingly authorized, ordered, or carried out the proscribed activity shall be subject to the same action.

Whenever any officer, employee, or agent of a corporation or other entity is subject to civil or criminal action under this section for activity conducted on behalf of the corporation or other entity, the corporation or other entity shall be subject to the same action, unless it is shown that the officer, employee, or agent was acting without the knowledge or consent of the corporation or other entity.

A State may commence a civil action under subsection (c) of this section against any person conducting activity within the State in violation of this section. Civil actions brought by a State shall only be brought in the United States district court for the judicial district in which the defendant resides or in which the violation occurred or in which the lease or land involved is located. The district court shall have jurisdiction, without regard to the amount in controversy or the citizenship of the parties, to order appropriate remedies and penalties as described in subsection (c) of this section.

A State shall notify the Attorney General of the United States of any civil action filed by the State under this subsection within 30 days of filing of the action. The Attorney General of the United States shall notify a State of any civil action arising from activity conducted within that State filed by the Attorney General under this subsection within 30 days of filing of the action.

Any civil penalties recovered by a State under this subsection shall be retained by the State and may be expended in such manner and for such purposes as the State deems appropriate. If a civil action is jointly brought by the Attorney General and a State, by more than one State or by the Attorney General and more than one State, any civil penalties recovered as a result of the joint action shall be shared by the parties bringing the action in the manner determined by the court rendering judgment in such action.

If a State has commenced a civil action against a person conducting activity within the State in violation of this section, the Attorney General may join in such action but may not institute a separate action arising from the same activity under this section. If the Attorney General has commenced a civil action against a person conducting activity within a State in violation of this section, that State may join in such action but may not institute a separate action arising from the same activity under this section.

Nothing in this section shall deprive a State of jurisdiction to enforce its own civil and criminal laws against any person who may also be subject to civil and criminal action under this section.