It is the employers responsibility to get all forms completed for new hires and to keep them on file at all times. These forms must be kept for 7 years, even if they are no longer employed. Below are links to the new hire forms and to the Department of Labor to report the new hires.
New Hire Forms:
New Employee Form
Form W-4
Form IA W-4
Form W-4MN
Form I-9
Form W-9
New Hire Reporting Links:
Iowa Department of Human Services
Minnesota Department of Human Services
Nebraska State Directory of New Hires
South Dakota Department of Social Services