; (2) the time period required to complete each such implementation; (3) the wasteful and excessive spending, and duplicative programs causing wasteful and excessive spending within each agency described in the IG report; (4) the savings created from the completion of implementing each recommendation; and (5) the reason each recommendation was not implemented before the submission of the IG report. 309. Regulations The Commission shall prescribe such regulations as may be necessary to carry out the provisions of this Act. 310. Subpoena power (a) In general The Commission may require by subpoena the attendance of witnesses and the production of evidence necessary for the Commission to make a determination under the provisions of this chapter. (b) Contumacy If a person refuses to obey a subpoena issued under subsection (a), a United States district court within the jurisdiction of which the relevant proceeding under this Act is conducted may, upon petition by the Commission, issue an order requiring compliance with such subpoena.