Supporting Documentation

Instruction Year

Include all necessary supporting documentation and a copy of your federal return. 

Place documents in the following order:

  1. Check or Money Order
  2. Payment Voucher (1040V)
  3. W-2s / 1099s
  4. IA 1040
  5. Iowa schedules, forms, and supporting documentation
  6. Copy of complete Federal return

Do not staple supporting documentation to the IA 1040. 

Include all required schedules, even if the schedule results in zero dollars.