1. Schedule A (Form 1040)
   • Used for itemizing deductions
   • Includes medical expenses, taxes, interest, charity, etc.
2. Schedule B (Form 1040)
   • Reports interest and dividend income
   • Required if either exceeds $1,500
3. Schedule C (Form 1040)
   • Reports profit/loss from business
   • Used by sole proprietors
4. Schedule D (Form 1040)
   • Reports capital gains and losses
   • Used with Form 8949 for investment sales