; and (B) the challenges such employers, citizens, nationals, or individuals may face in obtaining the documentation required under that section. (2) Report Not later than 4 years after the date of the enactment of this Act, the Comptroller General shall submit to Congress a report containing the findings of the study carried out under paragraph (1). Such report shall include, at a minimum, the following: (A) An assessment of available information regarding the number of working age nationals of the United States and individuals who have employment authorized status who lack documents required for employment by such section 274A. (B) A description of the additional steps required for individuals who have employment authorized status and do not possess the documents required by such section 274A to obtain such documents. (C) A general assessment of the average financial costs for individuals who have employment authorized status who do not possess the documents required by such section 274A to obtain such documents. (D) A general assessment of the average financial costs and challenges for employers who have been required to participate in the Employment Verification System established by subsection (d) of such section 274A. (E) A description of the barriers to individuals who have employment authorized status in obtaining the documents required by such section 274A, including barriers imposed by the executive branch of the Government. (F) Any particular challenges facing individuals who have employment authorized status who are members of a federally recognized Indian tribe in complying with the provisions of such section 274A. (e) Repeal of pilot programs and E–Verify and transition procedures (1) Repeal Sections 401, 402, 403, 404, and 405 of the Illegal Immigration Reform and Immigrant Responsibility Act of 1996 (division C of Public Law 104–208