; and (3) describes the methodology used to generate the information in the report. 303. Severability If any provision of this Act or the application thereof to any person or circumstance is held invalid, the remainder of this Act, or the application of that provision to persons or circumstances other than those as to which it is held invalid, is not affected thereby. 304. Authorization of appropriations There are authorized to be appropriated such sums as may be necessary to carry out the provisions of this Act and the amendments made by this Act. 305. Rule of Construction The amendments made under this Act shall not be construed to amend section 274A of the Immigration and Nationality Act ( 8 U.S.C. 1324a ). 306. Rule of Construction The amendments made by this Act shall not be construed to affect the jurisdictional standards of the National Labor Relations Board, including any standards that measure the size of a business with respect to revenues, that are used to determine whether an industry is affecting commerce for purposes of determining coverage under the National Labor Relations Act ( 29 U.S.C. 151 et seq. ). 307. Rule of Construction Nothing in this Act or the amendments made by this Act shall be construed to affect the privacy of employees with respect to voter lists provided to labor organizations by employers pursuant to elections directed by the Board. 308. Rule of Construction The amendments made under this Act shall not be construed to affect the definitions of employer or employee under the laws of any State that govern the wages, work hours, workers’ compensation, or unemployment insurance of employees. 309. GAO Report (a) In General The Comptroller General, through the Government Accountability Office, shall one year after the date of enactment of this Act commence a study on the impact of Section 101(a) and Section 101(b) of this Act regarding— (1) the effect on coverage of employees under of the National Labor Relations Act, and the impact from such change in coverage, on their capacity in