Idaho Income Taxes
"The Gem State"
You can prepare and e-file your current IRS and Idaho State Tax Return e.g resident, nonresident, or part-year resident returns on eFile.com now.
- State return only regulations*): Per IRS and Idaho state tax agency regulation - not eFile.com - you can NOT just prepare and e-File a state returns (with the exception of California) without also eFiling the IRS return on the same platform. If you have filed your federal return already, you can prepare an Idaho state return on eFile.com and then download, print and sign the return before you mail in. Instructions on how to ONLY prepare and not also e-File Idaho and/or other state tax returns.
Idaho State Income Tax Rate: 6.00%
Prepare only a ID State Return without an IRS return. Details
Where is Your IRS Refund?
Idaho Income Tax Extension
Idaho Income Tax Amendment
Idaho, IRS Late Filing, Tax Payment Penalties
1. Late Filing Penalty:
5% per month and to a maximum of 25%.2. Late Payment Penalty:
0.5% per month up to a maximum penalty of 25%.3. IRS Penalties:
Calculate and Estimate your potential IRS Income Tax Return Penalties
ID Tax Return Mailing Addresses
Find various Idaho Mailing Addresses
for tax returns, tax amendments, and tax payments.
Idaho Income Tax Brackets
Idaho Unemployment Benefits
Unemployment benefits in Idaho is fully taxed to the same extent as federal law.
Start Federal and Idaho Tax Returns
E-File These Idaho State Tax Forms
Prepare and e-file these state forms for the current tax year in conjunction with your federal and state income tax return. As you proceed through the tax interview on eFile.com, the application will select the correct state forms for you. You can also select tax forms individually. All these forms will then be e-filed by you to the state tax agency. Instructions on how to only prepare a state income tax return.
Form 51 - Voucher Estimated Payment of Individual Income Tax
ID W-4 - Employee’s Withholding Allowance Certificate
24 - Grocery Credit Refund You or Your Spouse Must be Age 65 or Older
39NR - Part-year Resident and Nonresident Supplemental Schedule
39R - Resident Supplemental Schedule
40 - Idaho Individual Income Tax Return
40/43 - General Information
43 - Idaho Part-Year Resident & Nonresident Income Tax Return
CG - Capital Gains Deduction
ID K-1 - Schedule Partner’s, Shareholder’s, or Beneficiary’s Share of Idaho Adjustments, Credits, etc.
ID-VP - Income Tax Voucher Payment
* Due to IRS and State Tax Agency tax data sharing and validation requirements, you can only e-file a State Income Tax Return while also e-filing a Federal Income Tax Return. This is not an eFile.com created policy, but all online tax web sites have to adhere to this IRS/state issued tax data sharing policy. You can however prepare all 44 State Income Tax Returns on eFile.com if you have already e-Filed or filed your IRS return. Instructions on how you can ONLY prepare and file State Income Tax Return(s). Only on eFile.com can you prepare, file or e-file unlimited State Tax Returns for one low price and not pay for each State return like you would do on H&R Block® vs. TurboTax®. Dare to Compare Now.
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