Are there any kind of special PERM cases with reduced or no recruitment?
Yes. There is the Schedule A labor certification and the college professor labor certification. The Schedule A labor certification does not involve any recruitment or certification by the Department of Labor. Rather, the application is completed and filed with the US Citizenship and Immigration Service along with the immigrant visa petition (Form I-140), a notice of posting and a prevailing wage determination. Schedule A is for nurses, physical therapists, etc. A PERM labor certification can also be filed with the Department of Labor under the college professor category. This requires that an advertisement be placed within 18 months of filing the petition, that the selection of the candidate have occurred after the advertisement and that there was a notice of posting and a prevailing wage determination. The other great advantage to this category, besides the fact that only one form of recruitment must be made, is that it is far easier to disqualify US workers. For the college professor