; and (2) following such transfer, the Secretary of State may not transfer the control over the export of any covered munition to the jurisdiction of the Department of Commerce. (b) Regulations The Secretary of State and the Secretary of Commerce shall prescribe such regulations as may be necessary to implement this section by the date specified in subsection (a). (c) Rule of construction Nothing in this section shall be construed as limiting any authority relating to the designation, control, or removal of items under the United States Munitions List or the Commerce Control List, other than the specific authority to transfer the control of an item as specified in subsection (a). (d) Prohibition on promotion of certain munitions exports by Department of Commerce The Secretary of Commerce may not take any actions to promote the export of any previously covered item, including actions before, on, or after the date on which the Secretary transfers the control over the export of the previously covered item to the jurisdiction of the Department State under subsection (a). 4. Reports and strategy on disruption of illegal export and trafficking of firearms to Mexico and certain Central American and Caribbean countries (a) Report (1) Submission Not later than 180 days after the date of the enactment of this Act, the Secretary of State (in consultation with the Secretary of Commerce, the Attorney General, the Director of the Bureau of Alcohol, Tobacco, Firearms and Explosives, and the heads of such other Federal departments or agencies as the Secretary of State may determine relevant) shall submit to the appropriate congressional committees a report on the efforts of the Secretary of State and the heads of other relevant Federal departments and agencies to disrupt the following: (A) The illegal export or diversion of firearms from the United States to unauthorized recipients in countries designated as covered countries under section 5 (including through unauthorized third-party transfers). (B) The illegal trafficking of