(a) A State may require by subpoena the attendance of witnesses and production of evidence necessary for use in the determination of an individual's eligibility for TAA Program services and benefits or to obtain information needed to assist the Department in the petition determination process.

(b) This power includes the ability of the State to subpoena an employer for information necessary to determine whether a certification covers a worker, including the name, address, and Social Security number of the worker.

(c) The State may enforce compliance with subpoenas as provided under State law and, if a State court declines to enforce a subpoena issued under this section, or the State does not attempt a subpoena under State law, the State must petition for an order requiring compliance with such subpoena to the District Court of the United States with jurisdiction over the proceeding.