Where can I find more information about my tax forms?

Check out these helpful links:

Backup withholding for U.S. Citizens or Resident Aliens

• Withholding for Foreign Persons
• Publication 515: Withholding of Tax on Nonresident Aliens and Foreign Entities (tax treaty tables)
• Form W-7: Application for IRS Individual Taxpayer Identification Number
• Form W-7 Instructions
• Form SS-4: Application for Employer Identification Number
• Form SS-4 Instructions