Ohio Department of Taxation Form Instructions
- it-1040-booklet IT 1040 Booklet — Ohio Individual Income Tax Return & Instructions (incl. SD 100 school district)
- it-1041 IT 1041 — Fiduciary Income Tax Return (instructions)
- it-1140 IT 1140 — Pass-Through Entity & Trust Withholding Tax Return (instructions)
- it-4708 IT 4708 — Pass-Through Entity Composite Income Tax Return (instructions)
- it-4738 IT 4738 — Electing Pass-Through Entity Income Tax Return (Ohio PTET, instructions)