Updated May 2026 Idaho

Idaho LLC Formation Cost (2026)

Complete breakdown of Idaho LLC costs — from the initial filing fee to annual report fees, publication requirements, and ongoing taxes.

LegalCostCalculator Editorial Team Data sourced from official government websites · Last reviewed: May 2026

$100

Filing Fee

One-time

None

Annual Report

Recurring

None

Publication Cost

$100+

Est. Year-1 Total

Excl. annual fee

LLC Formation Cost Calculator

Select your state to see filing fees, annual report costs, and formation gotchas.

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· Filing: · Est. Year 1:

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Forming an LLC in Idaho: Full Cost Breakdown

To form an LLC in Idaho, you file Articles of Organization (sometimes called a Certificate of Formation or Certificate of Organization) with the Idaho Secretary of State. The state filing fee is $100.

Standard processing time is 5. Expedited processing is available: 2.

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Watch out

Idaho requires an annual report but charges no fee for it — just the filing time.

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Pro tip

No annual report fee — free to maintain after formation.

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Don't forget your Operating Agreement

Even though Idaho may not legally require it, an Operating Agreement protects your limited liability status and is essential if you have co-founders or a business bank account.

Source: Idaho Secretary of State ↗

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Registered agent required in Idaho

Every LLC must designate a registered agent with a physical Idaho address to receive legal documents. Using a commercial service ($50–$150/yr) keeps your home address off the public record.

Frequently Asked Questions — Idaho LLC

How much does it cost to form an LLC in Idaho?

Forming an LLC in Idaho costs $100 for the state filing fee. Estimated first-year cost is approximately $100.

What is the LLC filing fee in Idaho?

The Idaho LLC filing fee is $100. This one-time charge is paid to the Idaho Secretary of State to officially register your LLC.

Does Idaho require an annual report for LLCs?

Yes — Idaho LLCs must file an annual report with a fee of $0. The report is required but carries no filing fee.

Does Idaho require LLC publication?

No — Idaho does not require LLC publication. This eliminates a significant additional cost compared to states like New York that mandate it.

What is the Idaho LLC franchise tax?

Idaho does not impose a separate franchise tax on LLCs, keeping ongoing operating costs lower.

How do I form an LLC in Idaho?

To form an LLC in Idaho: (1) choose a unique name including "LLC" or "Limited Liability Company", (2) appoint a registered agent with a Idaho address, (3) file Certificate of Organization with the Secretary of State and pay the $100 fee, (4) create an Operating Agreement, and (5) get a free EIN from the IRS. See our full Idaho LLC formation guide for step-by-step instructions.