The authority to enforce this chapter shall be carried out by the Secretary of the Treasury. The Secretary of the Treasury shall exercise the authorities of the Trading With the Enemy Act [
50 App. U.S.C.
1 et seq.] in enforcing this chapter. In carrying out this subsection, the Secretary of the Treasury shall take the necessary steps to ensure that activities permitted under section
6004 of this title are carried out for the purposes set forth in this chapter and not for purposes of the accumulation by the Cuban Government of excessive amounts of United States currency or the accumulation of excessive profits by any person or entity.