Download a PDF filler application to your device, if necessary. Examples of many of these documents appear in the Handbook for Employers (M-274).LIST A. Documents that Establish Both Identity and Employment Authorization. Click on the "Section 2" link to enter the employee's document information. Select Document Types. The new I9 form is considerably shorter than the old form. It is one page long and the instructions are eight pages instead of fifteen pages. Employers and employees must complete their respective sections of Form I-9. Federal law requires the University of Pennsylvania to have a valid Form I-9 on file for every employee. In the Commonwealth of the.