The good faith exemption in this amendment is already covered in HR 4437, which forgives employers who act in good faith. Additionally, contractors cannot be held liable for the hiring activities of their subcontractors, either under current law or under HR 4437. So long as the subcontractor is legal, the contractor is fine.

The contractor should be held liable. This opens the door for building trade contractors to look the other way. Devlopers and Contractors already look the other way