Guides & Resources Bookkeeping Client Intake Form Form W-4 (Employee's Withholding Certificate) Form W-9 (Request for TIN and Certification) Form W-7 (Application for ITIN) Schedule C Worksheet Where's My Refund? QuickBooks Online SS-4 Application Let us know what document you need. We’ll get back to you shortly. Request a Document Name * First Name Last Name Email * Preferred Delivery Method Email Secure Portal Mail Pick-up Additional Notes or Instructions * Thank you! Coming Soon: More Helpful Forms