Related links
fw4.pdf
Complete Form W-4 so that your employer can withhold the correct federal income tax from your pay. Give Form W-4 to your employer. Your withholding is subject
Learn more
Give Form to the requester. Do not send to the IRS.
Use Form W-9 only if you are a U.S. person (including a resident alien), to provide your correct TIN. If you do not return Form W-9 to the requester with a TIN,
Learn more
About Form W-9, Request for Taxpayer Identification
Use Form W-9 to provide your correct Taxpayer Identification Number (TIN) to the person who is required to file an information return with the IRS.
Learn more