US Citizens and Permanent Residents
W9
1099
B1/B2/WB/WT – Visa Waiver/Esta
W-8BEN
8233 (If exercising a tax treaty, with Taxpayer ID Number)
HRS0050
J1
W-8BEN
8233 (If exercising a tax treaty, with Taxpayer ID Number)
Documents/Forms
W-8BEN Certificate of Foreign Status of Beneficial Owner for United States Tax Withholding
W-9 Request for Taxpayer Identification Number and Certification
W-7 Application for IRS Individual Taxpayer Identification Number
SS-5 Application for a Social Security Card
8233 Exemption From Withholding on Compensation for Independent (and Certain Dependent)
Resources
Taxpayer Identification Number
http://www.irs.gov/businesses/small/international/article/0,,id=96696,00.html
Social Security Number
http://www.ssa.gov/ssnumber/ss5doc.htm