Common Tax Forms Employee Tax Forms W-4 Employee’s Withholding W-9 Request for Taxpayer ID # I-9 Employment Eligibility 941 Employers Quarterly Form 940 Employers Annual Form Individual Tax Forms 1040EZ Form 1040 EZ 1040 Form 1040 Sch A Itemized Deductions Sch C Profit/Loss from Business Business Tax Forms 1120 U.S. Corporate Return 1120S S Corporation Return 2553 Election for S Corp 1065 Partnership Tax Return