authorized by section 706(g) of the Civil Rights Act of 1965 ( 42 U.S.C. 2000e–5(g) or by section 1977A(b) of the Revised Statutes ( 42 U.S.C. 1981a(b) )). (3) Attorney’s fee In any action or proceeding under this subsection, the court may allow the prevailing party a reasonable attorney’s fee (including expert fees) as part of the costs. . (2) Conforming amendment Section 10(b) of the National Labor Relations Act is amended by striking six months and inserting 180 days . (e) Ensuring fair remedies for all workers Section 10(c) of the National Labor Relations Act ( 29 U.S.C. 160(c) ) is amended by striking suffered by him: and inserting suffered by such employee: Provided further , That back pay shall not be denied on the basis that the employee is, or was during the time of relevant employment or during the back pay period, an unauthorized alien as defined in section 274A(h)(3) of the Immigration and Nationality Act ( 8 U.S.C. 1324a(h)(3) ) or any other provision of Federal law relating to the unlawful employment of aliens: . (f) Remedying election interference Section 9(c) of the National Labor Relations Act ( 29 U.S.C. 159(c) ) is amended— (1) by redesignating paragraphs (4) and (5) as paragraphs (6) and (7), respectively