1. W-2
   • Reports wages and salary from employers
   • Shows tax withholding and other deductions
2. 1099 Series:
   • 1099-NEC: Nonemployee compensation (freelance/contractor income)
   • 1099-MISC: Miscellaneous income
   • 1099-INT: Interest income
   • 1099-DIV: Dividend income
   • 1099-R: Retirement distributions
   • 1099-K: Payment card and third-party network transactions
   • 1099-B: Proceeds from broker transactions