IRS Forms and Publications You must have Adobe Acrobat Reader to view the selected files. Forms Forms Revisions Posted Description FORM W-4 – Employee’s Withholding Allowance Certificate FORM W-9 – Request for Taxpayer Identification Number and Certification FORM W-9 (Instructions) FORM SS-4 – Application for EIN FORM SS-4 (Instructions) FORM 941 – Employer’s Quarterly Federal Tax Return FORM 941 Schedule B FORM 941 (Instructions) FORM 2848 – Power of Attorney and Declaration of Representative (IRS) Publications Publications Revisions Posted Description PUB 5172 – Affordable Care Act – What you need to know PUB 502 – Medical and Dental Expenses