Idaho Tax Forms 2017
Printable State Form 40 Tax Forms and Instructions

Printable Idaho (ID) state income tax Form 40 or Form 43 must be postmarked by April 17, 2018 in order to avoid penalties and late fees. Printable Idaho state tax forms for the current tax year will be based on income earned between January 1, 2017 through December 31, 2017. The Idaho income tax rate for 2017 is graduated from a low of 1.6% to a high of 7.4%. The ID state tax table can be found inside the Form 40 and Form 43 instructions booklet PDF.

Idaho income tax forms preparation begins with the completion of your IRS federal income tax forms. Some of the Idaho state income tax forms require information from your IRS federal income tax return, for example. We have organized the free IRS printable tax forms under the headings 1040EZ, 1040A, 1040, and subsets of 1040. If you have not done so already, please begin with your 1040EZ, 1040A or 1040 using the links above, or on the left side navigation.

2017 Idaho Resident Income Tax Form and Instructions

Form 40
Form 40 Instructions

2017 Idaho Part-Year & Nonresident Form and Instructions

Form 43
Form 43 Instructions

Frequently Required Schedules, Vouchers, Requests

Form 24 - Idaho Grocery Credit Refund
Form 39R - Idaho Supplemental Schedule For Residents
Form 39NR - Idaho Schedule For Part-Year & Nonresidents
Form 51 - Estimated Payment of Idaho Individual Income Tax
Form CG - Idaho Capital Gains Deduction
Form ID-40V - Idaho Income Tax Payment Voucher

List of all printable ID state income tax forms.

Click any Idaho state income tax form title above to download, view, print, and save as a PDF file. The PDF file format allows you to safely print, prepare, and mail in your state tax forms. The Idaho State Tax Commission will expect your 2017 income tax forms to be printed on high quality printers. Today's laser, bubble-jet, or ink-jet printers are generally acceptable. Color printing is not required, however, we recommend that you read the first few pages of the Form 40 or Form 43 instructions booklet for updates regarding the printing of your state tax forms.

Idaho State Income Tax Refund Status

To check the status of your Form 40 or Form 43 income tax refund online, visit the Idaho State Tax Commission website and use their Where's My Refund service. Idaho State Tax Commission states on their website that electronically filed refunds process in about 7 weeks. Mailed in paper refunds can take up to 10 weeks to complete processing. To retrieve the status of your ID income tax refund for 2017 you will need the following information:

  • Social Security Number or ITIN
  • Refund Amount

The requested information must match what was submitted on your Form 40 or Form 43 state income tax forms for the current year. To look up prior year refunds, you will need to contact the Idaho State Tax Commission service center by phone, email, or mail.

Last updated: November 18, 2017