of such books, records, correspondence, memoranda, papers, and documents, as the Commission considers appropriate. The Commission may invoke the aid of an appropriate United States district court to require, by subpoena or otherwise, such attendance, testimony, or production. (2) Powers of members Any member of the Commission may, if authorized by the Commission, take any action which the Commission is authorized to take by this subsection. (3) Obtaining official data The Commission may acquire directly from the head of any department, agency, or instrumentality of the executive branch of the United States Government, available information which the Commission considers useful in the discharge of its duties. All departments, agencies, and instrumentalities of the executive branch of the United States Government shall cooperate with the Commission with respect to such information and shall furnish all information requested by the Commission to the extent permitted by law. (f) Termination The Commission shall terminate 90 days after the date on which the Commission submits its report to Congress under subsection (c). (g) Authorization of appropriations (1) In general There is authorized to be appropriated $20,000,000 to carry out this Act. (2) Availability Amounts appropriated pursuant to the authorization under paragraph (1) are authorized to remain available until the termination of the Commission in accordance with subsection (f).