(a) Consistent with applicable authorities and duties, including those conferred by the Constitution upon the executive and legislative branches, the Attorney General shall report orally or in writing semiannually to the Permanent Select Committee on Intelligence of the United States House of Representatives, the Select Committee on Intelligence of the United States Senate, and the chairmen and ranking minority members of the Committees on the Judiciary of the Senate and House of Representatives on all cases where a decision not to prosecute a violation of Federal law pursuant to section 12(a) has been made.

(b) In the case of the semiannual reports (whether oral or written) required to be submitted under subsection (a) to the Permanent Select Committee on Intelligence of the House of Representatives and the Select Committee on Intelligence of the Senate, the submittal dates for such reports shall be as provided in section 507 of the National Security Act of 1947.

(c) The Attorney General shall deliver to the appropriate committees of Congress a report concerning the operation and effectiveness of this Act and including suggested amendments to this Act. For the first three years this Act is in effect, there shall be a report each year. After three years, such reports shall be delivered as necessary.