(a)  Civil action

The Attorney General may commence a civil action in any appropriate district court of the United States against any person who⁠—

(1)  engages in a pattern or practice of violating this chapter; or

(2)  engages in a violation of this chapter that raises an issue of significant public importance.

(b)  Relief

In a civil action commenced under subsection (a), the court may⁠—

(1)  grant any appropriate equitable or declaratory relief with respect to the violation of this chapter;

(2)  award all other appropriate relief, including monetary damages, to any person aggrieved by the violation; and

(3)  may, to vindicate the public interest, assess a civil penalty⁠—

(A)  in an amount not exceeding $55,000 for a first violation; and

(B)  in an amount not exceeding $110,000 for any subsequent violation.

(c)  Intervention

Upon timely application, a person aggrieved by a violation of this chapter with respect to which the civil action is commenced may intervene in such action, and may obtain such appropriate relief as the person could obtain in a civil action under section 4042 of this title with respect to that violation, along with costs and a reasonable attorney fee.