140-SBI: Small Business Income Tax Return (2024)
Arizona · Arizona DOR · Used for tax years 2024
Arizona Form 140-SBI is the 2024 Small Business Income Tax Return for Arizona full-year residents. It reports small business income, related additions and subtractions, tax, credits, and payments to determine tax due or an overpayment.
Who files this form
Form 140-SBI is the Small Business Income Tax Return for Arizona full-year residents. This version covers calendar year 2024 or a fiscal year beginning in 2024.
The form does not state who is required to file or give a filing threshold.
What you'll need
Depending on the entries that apply to you, have these documents and details available:
- Federal Schedules B, C, D, E and F, and federal Form 4797. The form uses amounts from these documents to calculate small business income.
- Your NAICS code from Schedule C, if applicable.
- Arizona Form 141AZ Schedule K-1 for fiduciary adjustments, if applicable.
- Arizona Form 301-SBI for nonrefundable credits and credit recapture, if applicable.
- Your 2024 Arizona estimated tax payment amounts and extension payment amount from Form 204-SBI.
- Forms supporting any credits or adjustments you claim, and Form 221-SBI if applicable for an estimated payment penalty.
- Your Social Security number, your spouse’s information if applicable, and routing and account numbers if requesting direct deposit.
Place any required federal and Arizona schedules or other documents after Form 140-SBI.
How to file
Complete the return and sign and date it in the signature area. The form also provides spaces for a spouse’s signature and paid preparer information.
If you include a payment, mail the return and payment to:
Arizona Department of Revenue
PO Box 52016
Phoenix, AZ 85072-2016
Make the check payable to Arizona Department of Revenue. Write your SSN and “140-SBI” on the payment and include it with the return.
If you expect a refund, owe no tax, or owe tax but are not sending a payment, mail the return to:
Arizona Department of Revenue
PO Box 52138
Phoenix, AZ 85072-2138
Do not staple any items to the return.
Common mistakes
- Do not mark the area labeled “Revenue Use Only.”
- Enter your Social Security number or numbers as requested.
- Use the same filing status as on Form 140, 140NR or 140PY.
- Check box 82F if filing under an extension.
- Place required supporting documents after Form 140-SBI, and do not staple anything to the return.
- Remember to sign the return.
- If sending a payment, write your SSN and “140-SBI” on it and include it with the return.
Questions people ask
What tax rate does the 2024 form use?
Line 54 multiplies Arizona small business taxable income on line 53 by 2.5% (.025).
What if my calculated small business taxable income is negative?
Line 53 instructs you to enter “0” if the result is less than zero.
Can I apply an overpayment to next year’s estimated tax?
Yes. Line 65 lets you enter the amount of your overpayment to apply to 2025 estimated tax.
Can I request direct deposit of my refund?
Yes. The form provides spaces for your routing and account numbers and a choice of checking or savings. It also directs you to check box 69A if the deposit will ultimately be placed in a foreign account.