1040 Indiana frequently asked questions

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See also: 1040 frequently asked questions

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General information

Allocation and apportionment (IT-40PNRA)

County tax (CT-40, CT-40PNR)

Form IT-40RNR (Reciprocal non-resident return, County tax)

Residency status



Depreciation - Final year catch-up adjustment

Municipal (Tax-exempt) interest

Nonconformity with Internal Revenue Code

Section 179 expense

Amended Returns

Amended return (Form IT-40X)


CC-40 - Credit for Contributions to Indiana Colleges and Universities

Credit for taxes paid to other states

Lake County Refundable Property Tax Credit

Nonrefundable credit - Order used and carryforward

Schedule IN-529 - Education Savings Plan Credit

Schedule IN-OCC - Other Certified Credits


Hoosier lottery winnings deduction

Long-term care policy premiums deduction

Military service deduction

Private or home school deduction

Property tax deduction

Renter's deduction

Unemployment compensation deductions

Electronic Filing

Electronic filing - Indiana forms

Electronic filing error codes

Form IN-OPT (Paper filer)

Forms included in the Electronic Record (List)

Personal Identification Number (PIN)

State electronic filing guide

Withholding - Pass-through Entity (Schedule INK1)

Withholding - W-2/W-2G/1099-R/1099-MISC Detail

Withholding - W2G local withholding


Form IT-40ES Estimate vouchers / Mailing address


Preparing the extension

Net Operating Loss

Net operating loss (NOL) overview

Net Operating Loss - Current Year Loss

Calculating a current year Indiana NOL

Ignoring NOL generated in current year when there is taxable income

Carrying over a current year NOL

Current year NOL for part-year/nonresident

Net Operating Loss - Deduction for Prior Year Loss

Proforma prior year information to current year

NOL deduction - Applying prior year NOL to current year income

NOL deduction for part-year/nonresidents

NOL deduction - Taxpayer and spouse amounts


Schedule IT-2210 - Farmer due date

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