Recommended by IRS
About Form W-9, Request for Taxpayer Identification Number (TIN) and CertificationInformation about Form W-9, Request for Taxpayer Identification Number (TIN) and Certification, including recent updates, related forms and instructions on how to file.
Form W-9
PDF
PDF version of Form W-9.
Instructions for Form W-9
PDF
Instructions explaining how to file Form W-9.
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Information returns (Forms 1099)
Information return filing requirements for tax-exempt organizations
General Information
Charities and Nonprofits
Exempt employers toolkit
Resources commonly needed by tax-exempt organizations that have employees.
General Information
Charities and Nonprofits
Exempt Organizations Update archive
An archive of email updates and alerts from the IRS about developments in exempt organizations tax law and regulations, upcoming IRS training and events, and other information.
General Information
Charities and Nonprofits