2012—Pub. L. 112–105 inserted “or an officer or employee of the legislative or executive branch” after “Congress” in section catchline, designated existing provisions as subsec. (a), substituted “a covered government person” for “a Senator or Representative in, or a Delegate or Resident Commissioner to, the Congress or an employee of either House of Congress” in introductory provisions, and added subsec. (b).

Pub. L. 110–81, title I, § 105(b), Sept. 14, 2007, 121 Stat. 741, provided that: “The amendments made by section 102 [enacting this section] shall take effect on the date of the enactment of this Act [Sept. 14, 2007].”

Pub. L. 110–81, title I, § 102(b), Sept. 14, 2007, 121 Stat. 739, provided that: “Nothing in section 227 of title 18, United States Code, as added by this section, shall be construed to create any inference with respect to whether the activity described in section 227 of title 18, United States Code, was a criminal or civil offense before the enactment of this Act [Sept. 14, 2007], including under section 201(b), 201(c), any of sections 203 through 209, or section 872, of title 18, United States Code.”