Use the worksheet below to determine how much you'll owe.
Blank copy: we suggest that first-time estimated income taxpayers make a copy of the blank form.
First installment: the first installment payment is due April 15, 2026.
U.S. funds: all payments must be made with U.S. funds.
Online: you can also make your estimated tax payment online via INTIME.
Spouse's county tax: only break out your spouse's estimated county tax if your spouse owes tax to a county other than yours.
| Question | Answer |
|---|---|
| Form Name | Form ES-40 |
| Form Length | 2 pages |
| Fillable? | Yes |
| Fillable fields | 26 |
| Avg. time to fill out | 5 min |
| Edition | R26 / 9-25 |
| Issuing agency | Indiana Department of Revenue |
| Where to send | Indiana Department of Revenue, P.O. Box 6102, Indianapolis, IN 46206-6102 |
| Other names | ES-40, ES 40, Form ES-40, State Form 46005, Indiana ES-40, Indiana estimated tax payment form |
| Official source | Form ES-40 (R26 / 9-25), Indiana Department of Revenue |
Form Es 40 isn’t the one you’re looking for?