An Overview of Idaho State Business Income Tax Extension Forms

- Updated Feb 27, 2021 - 8.00 AM by Admin, ExpressExtension

Does Idaho support tax extension for business tax returns?

Q

Yes. The state of Idaho supports the automatic extension of time to file business income tax returns with the State.

What Form does the state of Idaho require to apply for an extension?

Q

There is no state-specific form to request an extension, as the state of Idaho automatically provides the extension for up to 6 months for businesses to file an income tax return
with the state.

How do I pay my balance due to the state of Idaho with my extension?

Q

You can choose to pay your balance due along with your return by using any one of the following options:

When is the deadline to file a business tax return with Idaho?

Q
LLC and Partnership
  • Businesses in idaho (operating as LLC & Partnership) have to file their Form 41-ES by the 15th day of the 4th month following the end of the accounting period.
Corporation
  • Businesses in idaho (operating as S Corporation & C Corporation) have to file their Form 41-ES by the 15th day of the 4th month following the end of the accounting period.

Where to mail payment Form 41-ES?

Q

Mail Form to the following address:

Idaho State Tax Commission,
P.O. Box 83784,
Boise, ID 83707-3784