69 Fed. Reg. 77326 (December 27, 2004)
On December 27, 2004, the Department of Labor (DOL) published a final rule to implement the PERM program. The changes became effective for permanent labor certification applications filed on or after March 28, 2005. The rule implemented a completely revised system for the filing and processing of labor certification applications for the permanent employment of aliens in the United States.
See the DOL's Office of Foreign Labor Certification website (OFLC) for additional information about PERM.