6 U.S. Code § 557 - Reference
With respect to any function transferred by or under this chapter (including under a reorganization plan that becomes effective under section 542 of this title) and exercised on or after the effective date of this chapter, reference in any other Federal law to any department, commission, or agency or any officer or office the functions of which are so transferred shall be deemed to refer to the Secretary, other official, or component of the Department to which such function is so transferred.
This chapter, referred to in text, was in the original “this Act”, meaning Pub. L. 107–296, Nov. 25, 2002, 116 Stat. 2135, known as the Homeland Security Act of 2002, which is classified principally to this chapter. For complete classification of this Act to the Code, see Short Title note set out under section 101 of this title and Tables.