; 118 Stat. 3470), as subsection (u). 126. Application Except as specifically otherwise provided, the amendments made by this title shall apply to petitions and applications filed on or after the date of the enactment of this Act. II L–1 visa fraud and abuse protections 201. Prohibition on replacement of United States workers and restricting outplacement of L–1 nonimmigrants (a) Restriction on outplacement of L–1 workers Section 214(c)(2)(F) of the Immigration and Nationality Act ( 8 U.S.C. 1184(c)(2)(F) ) is amended to read as follows: (F) (i) Unless an employer receives a waiver under clause (ii), an employer may not employ an alien, for a cumulative period exceeding one year, who— (I) will serve in a capacity involving specialized knowledge with respect to an employer for purposes of section 101(a)(15)(L); and (II) will be stationed primarily at the worksite of an employer other than the petitioning employer or its affiliate, subsidiary, or parent, including pursuant to an outsourcing, leasing, or other contracting agreement. (ii) The Secretary of Labor may grant a waiver of the requirements under clause (i) if the Secretary determines that the employer requesting such waiver has established that— (I) the employer with which the alien referred to in clause (i) would be placed— (aa) will not at any time replace a United States worker with one or more nonimmigrants described in section 101(a)(15)(L); and (bb) has not displaced and does not intend to displace a United States worker employed by the employer within the period beginning 180 days before the date of the placement of such alien with the employer and ending 180 days after such date (not including any period of on-site or virtual training of nonimmigrants described in section 101(a)(15)(L) by employees of the employer); (II) such alien will be principally controlled and supervised by the petitioning employer